Debunking myths about sneaker claims.Our fitness expert Phil Clark offers some advice for buying new running shoes.Fitness tipsIf running isn't for you, fitness expert Phil Clark has a workout hack that could help you burn calories just by walking.More weekly tip videos: How to burn as many calories walking as runningChoosing the right ab workouts Core exercises that help strengthen the lower body Exercises to strengthen the leg after an ACL injury Effects of ACL injuries and treatment Report a correction or typo