Get Healthy + Lose Weight with Walking. Walking can help you lose weight? Walking 1 hour each day can help you burn calories and, in turn, lose weight . In one study, 11 moderate- weight women lost an average of 17 pounds (7.7 kg), or 10% of their initial body weight , after 6 months of brisk daily walking. How Long to Walk Each Day for Weight Loss Aim for a brisk walk of 30 to 90 minutes most days of the week for weight loss. You can walk more on some days and less on others, but the total time for the week should be at least 150 minutes (2.5 hours). You should walk fast enough that you are in the moderate-intensity exercise zone at 60 to 70 percent of your maximum heart rate. You should be breathing harder than usual and can speak in full sentences, but you couldn't sing. You can use your heart rate and exercise zone reading from a fitness band, app , or heart rate monitor to ensure you are exercising at moderate intensity. While you can break up your walking ti