how many steps in one hour of walking

Clearly, you dont need to walk 10,000 steps every day to reach the upper limit of the CDCs exercise guidelines. Comfortable shoes: Only one thing is worth investing in when it comes to walking, and that's a comfortable pair of walking shoes. In addition to increasing your heart rate and workload, hills also increase your calorie burn. If you dont have a Fitbit I recommend the Inspire 3. Your neck, shoulders and back are relaxed, not stiffly upright. Even athletic shoes that are more than 6 months old may not have enough cushioning to support you. Then you can work up toward the goal of 10,000 steps by aiming to add 1,000 extra steps a day every two weeks. A sedentary person may only average 1,000 to 3,000 On average, we can say that walking 10,000 steps when being an average man (weighting ~75 kg or 165 lb) burns around 500 calories . have different sums and are presented differently. requires you to take into account for a number of different factors, including your gender, height, weight and walking/running pace. The ankle should be flexed with toes pointed upward at about a 45 degrees. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. The Continentals Trained There! Running 6.25 minutes per km (9.5 kph): 1,045 steps per km. Remember to maintain a safe distance between your family and other active people while walking outside. Verywell Fit's content is for informational and educational purposes only. Step lengths vary based upon gender, height, weight and Enter: walking. walks. This is noteworthy because adults tend to gain 1.11.8 pounds (0.50.8 kg) per year (13, 14). Just stand up, even if you're at work fully dressed in work clothes. The American Heart Association recommends 150 minutes of moderate-intensity exercise or 75 minutes of vigorous activity per week. Carry an ID and a cell phone or change for a pay phone. walking speed, your step length should be factored in to get an accurate conversion. On a treadmill, setting an intense incline of 18% can increase calorie burn even more," says Davis. Walking is sustainable so its exercise you can do for many decades. program because it's very popular. adding steps does provide health benefits we recommend that some of your As you begin to lose weight, increase your walking intensity or duration to avoid weight loss plateaus. Physical activity, such as walking, is important for weight control because it helps you burn calories. Here's how to get started and stay motivated. Turning your normal walk into a fitness stride requires good posture and purposeful movements. For moderate intensity, 100 steps per minute are taken and for vigorous intensity 130 steps per minute are taken. This is enough to get the heart rate up slightly, but the person should still be comfortable while walking. Take a walk with your spouse, child, or friend, Get outside to walk around the garden or do a little weeding. Although simply You can do this by increasing the calories you burn via exercise, decreasing the calories you consume, or both. Aerobic, Muscle- and Bone-Strengthening: What Counts for School-Aged Children and Adolescents? week by 500 per day until you can easily average 10,000 per day. person has a stride length of approximately 2.1 to 2.5 feet. Walking is an effective way to lose weight because it helps you burn more calories, especially when you monitor your calorie intake. Someone decides to begin a new fitness journey. It not only contributes to weight loss but also provides other health perks. 2nd ed. (Read This First!) Fitness trackers you wear on your wrist may be counting arm motion rather than steps. Reverse directions and repeat. Daily walks, for example, are 5 or even 6-6.5 sometimes. For a 400-meter track, go around four times and multiply your steps by 1.009. Walking 10,000 steps is doable in 30 minutes' time, she adds. That means if you're walking 10,000 steps every day at 3 mph you are getting 700 minutes a week of moderate intensity exercise which is more than TWICE the CDC recommendation. Continue with Recommended Cookies. Accessed March 2, 2021. Running steps have a longer stride length, which means you may take between 1,000 and 2,000 steps per mile. Rollerblading (Ice Skating) 10 minutes Walking (Jogging) 20 minutes Rowing (Kayaking/Painting) - (light) 27 minutes Water Aerobics 20 minutes The average person takes about 2,000 steps to walk a mile. Week 4: Four 30-minute walks with some incline or hills added; your speed can stay on the higher end of the 2.5-3.5 mph range. Walking has many benefits, especially when you walk multiple times per week for 3060 minutes at a time. Lets look at two average people each walking at 3.5 mph. 2 miles at a speed of 6mph will take around 3,340 steps. 2nd ed. As the bodys weight passes over the leading leg, the foot should roll forward and push off from the toes to begin the next step. An Internet Brands company. They can get confused by buildings, trees, and hillsides, resulting in less accurate distance measurement. University of Wyoming. An average run. Recipes like our Lemony Linguine With Spring Vegetables and Vegan Coconut Chickpea Curry are nutritious, tasty and perfect for any night of the week. People who typically have a low activity level might consider increasing their activity at a slower rate to reduce injury risk. A woman of average height (5ft 3) running A reasonable goal is to increase average daily steps each Research also shows that a fitness tracker on your non-dominate wrist is better for accuracy. How many miles can you walk in 1 hour? Below are mile to step conversions using this data. Collaborative boast 700 allied organizations who across the nation are working to increase walking and make America a better place to walk. It's smaller than a cell phone, and you wear a pedometer on your belt to record the number of steps you take. . This content does not have an English version. For an average person, walking at a brisk pace means walking 100 steps per minute. Cookies used to make website functionality more relevant to you. Simply walking in short spurts most days of the week can be effective. It can have the added benefit of lowering blood pressure and blood sugar. On average, most of us can comfortably walk 1,000 steps in ten minutes. It not only tracks your steps, also tracks your heart rate and sleep so you get an even wider picture of your fitness progress. Walking This translates to an average of 1,800 steps a day. Walking can be a good form of cardio exercise that can strengthen your heart, lungs, and muscles and help with weight loss, too. Comment: We have outlined the standard 10,000 step You do not have to walk for hours. "This means to lose 1 pound, you'll need to walk roughly 35 miles or 70,000 steps. Walking with handheld weights or a weighted vest can also boost the intensity (16, 17). To stay motivated: Set yourself up for success. When your 5- or 10-minute walk becomes a habit, set a new goal, such as, "I'll walk for 20 minutes after work.". Researchers found that the more steps people took, the lower their risk of dying over the following 10 years, regardless of their age, sex, or race. All rights reserved. Last medically reviewed on August 16, 2022. Published in JAMA Internal Medicine, the study tracked a group of older women (average age: 72 years old) for over four years. Fitbit Versa 2 Health and Fitness Smartwatch ", Week 1: Three 15-minute walks, achieving roughly 7,500 steps per day, Week 2: Three 16-minute walks, achieving roughly 8,000 steps per day, Week 3: Three 17-minute walks, achieving roughly 8,500 steps per day, Week 4: Three 18-minute walks, achieving roughly 9,000 steps per day, Week 5: Three 20-minute walks, achieving roughly 10,000 steps per day. smaller increases. The Centers for Disease Control recommends we get between 150 to 300 minutes of moderate exercise every week. Struggling With Summer Fitness Motivation. What Is the Average Number of Steps Per Day? Your stride length varies depending on whether you are walking or running and whether you are on hills or rough trails or crossing streets with starts and stops. The average person gets about 4,000 steps a day which means you would need an extra hour of walking to reach 10,000. But walking speed varies based on factors like gender, age, fitness level, and overall health. Try this today: Take a look at your schedule and determine how you can begin to incorporate walking into your daily routine. A 500-calorie deficit per day is sufficient for most people to lose weight. In a 12-week study, people with obesity restricted calories by 500800 per day. Over the course of a week, this means targeting 10,000 steps a day," says Davis. - Walking is Fitness, Heart Rate During Exercise Can Tell You More Than Step Count - HOME GYM, Heart Rate During Exercise Can Tell You More Than Step Count Prix Info, The Case For Tracking Your Heart Rate Instead Of Step Count - DENWO, Steps To Miles Calculator - Nike Trainers. It was a pretty successful campaign and the 10,000 steps a day goal stuck. Offers may be subject to change without notice. 2018;18(4):1039. doi:10.3390%2Fs18041039, Bassett DR Jr, Toth LP, LaMunion SR, Crouter SE. The number of steps in a one hour walk can vary greatly depending on the individual or their stride length. For example, you may start out as an average walker, and then work your way up to walking faster and walking a mile in a shorter amount of time than an average walker, similar to power walkers. WHAT DOES RESEARCH SAY ABOUT WALKING 10,000 STEPS A DAY? We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. That means There are lots of variables at play here. https://www.heart.org/en/healthy-living/fitness/walking/why-is-walking-the-most-popular-form-of-exercise. Try using the abdominal muscles and hip flexors to rotate the hip forward. To receive email updates about this topic, enter your email address. smaller increases. end of 14 weeks. Sensors. If you walk outdoors when it's dark, wear bright colors or reflective tape for visibility. You don't have to follow the preprogrammed courses. Your elbows should be close to the torso, with the hands going no higher than the center of the chest on the forward swing, or past the back of the hip on the back swing. Although this rule does not account for people with lower body fat percentages or the decrease in calorie expenditure that comes with weight loss, a calorie deficit of 500 calories per day is appropriate for most people aiming to lose weight (8, 9, 10). Here is how to calculate your stride length: If you know your stride length, your steps per mile will be: If you find that your fitness tracker tells you that you have gone farther than a mile in a measured mile, then increase the stride length programmed in the tracker. Walking can help you preserve lean muscle mass, which can help you maintain your weight loss results (4). So, if the activity is moderate in intensity, it would take 100 minutes to reach 10,000 steps. conversion. One group walked 3 hours per week at 3.7 mph (6 kph), and the other group did not walk (5). Our website is not intended to be a substitute for professional medical advice, diagnosis, or treatment. human takes around 2,250 steps to walk a mile, reaching the mile mark in about 20 minutes. A Japanese company started selling a pedometer and called it Manpo-kei which means 10,000-step meter in English. By clicking Accept All Cookies, you agree to the storing of cookies on your device to enhance site navigation, analyze site usage, and assist in our marketing efforts. Best of all, starting with some regular activity, even if it's a half-hour walk every day, can lead to more exercise that can help you progress towards other health and weight loss goals.. Walking is a great way to get the physical activity needed to obtain health benefits. Are you considering making 10,000 steps a day your New Years goal? about this number, but it is a goal to get you started and keep you Our calculators, and the chart below, reference data from a 2008 research study of one-mile step counts at walking and running speeds, Your step length should be taken into consideration for an accurate Walking can aid weight loss and provide many other health benefits. The faster. Steps-to-Distance Conversion Chart. The Mediterranean diet is one of the healthiest eating patterns thanks to its inclusion of ample fresh vegetables, whole grains and, in this case, plant-based proteins. For the best accuracy,choose a straight path without turns and curves. While not as intense as the Peloton or a HIIT workout, research shows that walking is associated with weight loss, fat burn, improved mood and reduced risk of chronic diseases. Week 5: Five 30-minute walks with incline and hill intervals and at a speed ranging from 3.5-4.5 mph. Whether you walk continuously or in shorter bursts might also influence weight loss. In fact, experts say [], [] you officially walked 10,000 steps. By Wendy Bumgardner Mayo Clinic offers appointments in Arizona, Florida and Minnesota and at Mayo Clinic Health System locations. Step it Up! notebook. Once you start paying attention to walking, you'll want to walk farther. If youre just starting, walking fast for a long time can leave you fatigued, sore, and unmotivated. Once you take that first step, you're on the way to an important destination better health. Build up to a half-day or day-long hike. Three miles of walking at a speed of around 3 mph equates to around 6,750 steps. "If the person is starting from sedentary or very little structured walking, they will want to start out on the lighter side," she says, "Here's an example of a five-week walking routine progression for someone new to taking dedicated walks for workouts.". Its faster than walking around the grocery store, but slow enough to avoid being late. The number of calories you burn walking depends mainly on your weight and walking speed. If you have any health concerns seek your physician's Your weight and diet also contribute to weight loss results (1). Swing your arms naturally with each step, and should be bent at the elbow at a 90? This free guide will show you the way. Medically reviewed by Kelly A. Truesdale, DO; Board Certification: Family Practice. If you can rattle off the answer without even checking your watch, youre not alone. At this speed youre walking with a purpose. These cookies may also be used for advertising purposes by these third parties. Review/update the [] 10,000 steps isnt easy because fitness isnt easy. If you have any problems using our miles to steps calculator, please contact us. Normal gait speed 3.18 miles in 1 hour. The average distance covered by a marathon runner is about 2.5 miles, and the average number of steps taken per mile is 1.2. We take your privacy seriously. If you're a petite woman (~50 kg), the value is around 290 kcal. Walking is a free and effective form of exercise for weight loss. If you follow the recommendation to exercise at a moderate pace for. height (5ft 9in) will take about 8,840 steps. How Many Steps In 1 Hour Walk? As the leg swings forward and straightens, the body will land on the heel. How Many Steps Should You Aim for Each Day? NordicTracks product line includes several high quality elliptical machines. Watch for traffic all around you. Tudor-Locke C, Ducharme SW, Aguiar EJ, et al. For faster results, combine daily walks with two to four strength training sessions or high-intensity workouts per week. Start increasing your walking distance, and you'll begin to see weight loss. Any use of this site constitutes your agreement to the Terms and Conditions and Privacy Policy linked below. collaborative is a partnership of national, state and local organizations, federal agencies, businesses, and professional associations that are committed to developing and implementing collective approaches that can return walking to a valued, cultural norm for all Americans. Most adults should aim to get at least 30 minutes of moderate-intensity physical activity daily. GPS signals travel between your phone and multiple satellites in orbit. You can also alternate periods of brisk walking with leisurely walking. They help us to know which pages are the most and least popular and see how visitors move around the site. Record your daily steps in a log or daily steps be through aerobic activity. In fact, theres been more than few headlines lately taking a critical look at the 10,000 steps a day goal. week one is 3500 each day. That said, walking 10,000 steps a day could become a long-term goal after youve established your habit and build some fitness momentum. Example: If you currently average 3000 steps each day, your goal for If you can't set aside that much time, try several short sessions of activity throughout the day. Heres how to get started. advice prior to starting or changing your exercise routine. Manage Settings For many, walking 10,000 steps a day is just too much. According to calculations by the American Council on Exercise, a 185-pound person walking at a brisk pace of 3.5 miles per hour will burn 318 calories in one hour, and a 155-pound person walking at 3.5 mph will burn 267 calories in an hour. Step 1: Increase your activity level. 1 hour: 430 calories. There is nothing magic Walking is a form of low impact, moderate intensity exercise that has a range of health benefits and few risks. As step lengths vary with gender, height, weight and walking speed, your step length should be factored in to get an accurate conversion. Create a habit that eventually builds momentum. And the best part is that it's free and can be done anywhere. "Calorie burn from walking depends on several factors, including age, weight, sex, walking pace and difficulty of your walking course," says Alex Davis, co-creator of Ryan and Alex Duo Life. Flavors from your favorite restaurants with the benefits of home cooking! Do six to eight circles in each direction. If, instead, your bigger goal is to establish a fitness habit and begin to reach the CDC minimum activity guidelines than you dont need to walk 10,000 steps a day. The foot placement should be in front of the body, as if almost walking along a straight line. In fact, experts say [], [] On average, people can walk about 1,000 steps in ten minutes. A sedentary person may only average 1,000 to 3,000 steps a day. All rights reserved. See Additional Information. Lean forward to stretch your lower back. https://www.niddk.nih.gov/health-information/weight-management/walking-step-right-direction. After you cool down, gently stretch your muscles. A woman of average height (5ft 3in) walking 5 miles at a regular walking other information we have about you. When running, your step and stride length will lengthen, meaning you take less steps for the distance involved. The more muscle you build, the more calories you will burn both during the workout and afterward. If it tells you that you have gone less than a mile in a measured mile, reduce your stride length programmed into the tracker. . Complement your walking with a counterbalancing. Picking up your pace from a stroll (2 mph) to a moderate walk (3 mph) burns 33% more calories," says Davis. Thats why so many of us bail on exercise. Don't be discouraged if you don't see dramatic weight loss; it may be because you are building muscle. The best measure is how you feel -- about yourself. Accessed March 2, 2021. In a 2017 study in the Journal of Nutrition, one group of people followed a calorie-restricted diet, while the second group followed the same calorie-restricted diet but also walked 2.5 hours per week. WHO CAME UP WITH 10,000 STEPS A DAY AS A GOAL? Shaking up your regimen can help you stay motivated. For these people adding steps has many health benefits. There are many ways to increase daily steps. Verywell Fit uses only high-quality sources, including peer-reviewed studies, to support the facts within our articles. Goal: Walk vigorously for a longer period of time twice a week. Twice a week, crank it up to 7, 8, or 9 on a steep hill for a few minutes. If you are a Mayo Clinic patient, this could Or record these numbers in a walking journal. The number of calories you burn walking depends on numerous factors, but your weight and walking speed play a key role. How Long Does It Take to Walk Off 10 Pounds? All rights reserved. However, balance is important. If you weigh 185 pounds walking 10,000 steps would burn 555 calories. 5,280 divided by your stride length in feet. On popular music apps like Spotify, you can even search for playlists that are 100 bpm (beats per minute) to upward of 180 bpm. This will depend on your personal stride length. Keep in mind this will vary depending on your individual step length. It also reduces anxiety symptoms. Measuring your stride lengthwill give you a muchmore accurate number of steps per mile. If you've written off walking as a workout for weight loss, you should reconsider. , weight and walking speed varies based on factors like gender, age, fitness level and! To an average of 1,800 steps a day which means you would need an extra of! Many of us bail on exercise 20 minutes burn calories about 1,000 steps in ten.... And hill intervals and at Mayo Clinic offers appointments in Arizona, Florida and Minnesota and at Mayo offers... That first step, and hillsides, resulting in less accurate distance measurement at 90... Of exercise for weight control because it helps you burn via exercise, decreasing the you... If the activity is moderate in intensity, it would take 100 minutes to reach the limit... Do a little weeding loss results ( 1 ) has many benefits, especially you! The grocery store, but your weight and walking speed hills also increase your calorie burn physical. Moderate intensity, 100 steps per minute fitness momentum, youre not alone be! Not stiffly upright the individual or their stride length, which means 10,000-step meter in English depending on your to... Support you have outlined the standard 10,000 step you do not have to walk 10,000 steps a day New. At the 10,000 steps pedometer and called it Manpo-kei which means you may take 1,000. Day is sufficient for most people to lose weight because it helps you burn calories 100 per... The CDCs exercise guidelines yourself up for success to weight loss results ( 1.... Mile to step conversions using this data 1,000 and 2,000 steps per mile is 1.2 most adults should to. C, Ducharme SW, Aguiar EJ, et al you monitor your calorie burn many of us bail exercise., age, fitness level, and the average number of steps you take less steps for the involved... ) will take about 8,840 steps to you straightens, the more calories, especially you!:1039. doi:10.3390 % 2Fs18041039, Bassett DR Jr, Toth LP, LaMunion SR, Crouter.! Intended to be a substitute for professional medical advice, diagnosis, or treatment take that first step, hillsides... Kg ), the body will land on the individual or their length! Several high quality elliptical machines and workload, hills also increase your calorie.. These cookies may also be used for advertising purposes by these third.! Normal walk into a fitness stride requires good posture and purposeful movements on exercise linked below foot placement be! Pedometer on your belt to record the number of steps in a 12-week study people... 8,840 steps n't have to follow the recommendation to exercise at a speed of 6mph take. Short spurts most days of the body, as if almost walking along a straight path turns! Or reflective tape for visibility the body, as if almost walking a! Started and stay motivated you dont need to walk off 10 pounds land on the way get. Verywell Fit 's content is for informational and educational purposes only offers appointments Arizona! How to get at least 30 minutes & # x27 ; time she., 14 ) intensity, it would take 100 minutes to reach the upper of! 700 allied organizations who across the nation are working to increase walking and make America better! As the leg swings forward and straightens, the body, as if almost walking along a path... Kg ), the body will land on the heel also contribute weight... For hours to weight loss but also provides other health perks There are lots of variables at play.... Advice, diagnosis, or both to around 6,750 steps, is important weight... Walking into your daily steps be through aerobic activity activity, such walking. Person may only average 1,000 to 3,000 steps a day as a goal restricted calories by 500800 day! On numerous factors, but slow enough to get at least 30 minutes & # x27 time! For each day for informational and educational purposes only 's free and effective of... Enter your email address at least 30 minutes of moderate-intensity physical activity, such walking! Favorite restaurants with the benefits of home cooking seek your physician's your weight and Enter:.. ( 13, 14 ) be counting arm motion rather than steps or... Distance between your family and other active people while walking outside the individual or their stride length will,... You considering making 10,000 steps a day as a goal 's how to get the rate... Physician'S your weight and walking/running pace to 3,000 steps a day goal, go around four times multiply... Several high quality elliptical machines Bone-Strengthening: what Counts for School-Aged Children and Adolescents steep hill for 400-meter... Of the body, as if almost walking along a straight path without turns and curves you to into. Below are mile to step conversions using this data 70,000 steps means to lose weight because it helps you walking... Monitor your calorie intake and least popular and see how visitors move the. Per mile extra hour of walking at a slower rate to reduce injury risk the number different! Using the abdominal muscles and hip flexors to rotate the hip forward than a phone. Been more than 6 months old may not have to follow the preprogrammed courses pages are the most and popular. To exercise at a regular walking other information we have outlined the standard 10,000 step do. To add 1,000 extra steps a day officially walked 10,000 steps and purposeful movements exercise for weight control because helps! Moderate pace for standard 10,000 step you do n't have to follow the to! To walk a mile, reaching the mile mark in about 20 minutes is. Whether you walk multiple times per week us to know which pages are most... Sw, Aguiar EJ, et al a time walking 100 steps day... Doable in 30 minutes & # x27 ; time, she adds by buildings, trees and... Ads and content measurement, audience insights and product development would take 100 minutes to reach 10,000 a. Be used for advertising how many steps in one hour of walking by these third parties Fit 's content for... Of moderate exercise every week you are building muscle 's content is for informational and educational only. ], [ ], [ ], [ ] 10,000 steps a day just. Active people while walking outside by 1.009 steps has many health benefits below are mile step! ( 4 ):1039. doi:10.3390 % 2Fs18041039, Bassett DR Jr, Toth LP, LaMunion SR, Crouter.. Is how you can rattle off the answer without even checking your watch, not. Walking outside can help you maintain your weight and walking speed, your step and length! Then you can do this by increasing the calories you burn walking depends on! Burn via exercise, decreasing the calories you burn calories rate and workload, hills also increase your intake! A muchmore accurate number of steps per km 290 kcal to exercise a. Daily walks, for example, are 5 or even 6-6.5 sometimes would take 100 minutes to reach steps! ] you officially walked 10,000 steps a day goal advice, diagnosis, or both,! Collaborative boast 700 allied organizations who across the nation are working to increase walking how many steps in one hour of walking make America a better to! How visitors move around the garden or do a little weeding day your New Years goal every two weeks provides! Intended to be a substitute for professional medical advice, diagnosis, or friend, get outside to walk steps. Know which pages are the most and least popular and see how visitors move around the or... Some fitness momentum for most people to lose weight walk vigorously for a phone. Will lengthen, meaning you take less steps for the best accuracy, choose a straight without. See how visitors move around the grocery store, but your weight loss results ( 1 ) meter English! Varies based on factors like gender, height, weight and diet also contribute to weight loss you... Lose 1 pound, you should reconsider might also influence weight loss ; it may be because you are Mayo... Accurate distance measurement longer stride length physician's your weight and walking/running pace 's smaller than a phone... Reduce injury risk the added benefit of lowering blood pressure and blood sugar walk can vary greatly depending on individual! Strength training sessions or high-intensity workouts per week the [ ], [ ] you officially walked 10,000 a! Safe distance between your phone and multiple satellites in orbit is the average distance by..., gently stretch your muscles motion rather than steps arms naturally with each,! Hour walk can vary greatly depending on the individual or their stride length, can. Your regimen can help you stay motivated collaborative boast 700 allied organizations who the... On numerous factors, but the person should still be comfortable while walking outside injury risk dramatic weight loss also! Cool down, how many steps in one hour of walking stretch your muscles, '' says Davis length should in! More muscle you build, the body, as if almost walking along a straight path without turns and.! In a one hour how many steps in one hour of walking can vary greatly depending on your weight and speed. Smaller than a cell phone, and you 'll begin to incorporate walking into your daily routine kg per. After you cool down, gently stretch your muscles steps isnt easy because fitness easy! Preprogrammed courses a Japanese company started selling a pedometer on your weight and walking/running pace preprogrammed courses to. Counts for School-Aged Children and Adolescents pedometer and called it Manpo-kei which means 10,000-step meter in English purposes by third! Bassett DR Jr, Toth LP, LaMunion SR, Crouter SE started...

Domino's Chicken Nuggets, Wrapped Raw Crystal Necklace, Best Frozen Wild Caught Shrimp, Flint And Tinder 365 Pant Alternative, Racal Motorcycle Made In, Articles H

1total visits,1visits today

how many steps in one hour of walking