Author: Ian Jeffreys. Contributor: Ian Jeffreys (Edited by), (Edited by). It also provides the necessary information to design effective speed training programs for any sport in which running speed is an important component.
Author: Ian Jeffreys. Contributor: Ian Jeffreys (Edited by), (Edited by). It also provides the necessary information to design effective speed training programs for any sport in which running speed is an important component.