He measured his calves after his first week of training. The right leg was 40.3 cm, and the left was 40.5 cm. "If I can get my calves to 41 to 41.5 cm by the end of this challenge, I will be super ...

Particularly those awful calf ones ... a lack of strength training. Researchers signed up 84 marathoners who agreed to undergo a series of tests before and after their race.

Whether you are a runner or not, we use our calves every day,' says David Wiener, training specialist ... the calf muscle not being stretched before and/or after a workout.' What happens when ...