A workout hack that helps you burn calories by just walking.If running isn't for you, fitness expert Phil Clark offers a workout hack that could help you burn calories by just walking.[Ads /]fitness numb toesNumbness in your toes could derail your elliptical training. Phil Clark has some tips for avoiding numbness and working out longer.More weekly tip videos:[Ads /]Choosing 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 The math behind tired marathon legs Report a correction or typo