Bemærk: Kan leveres før jul.
One out of three children are challenged by excessive body fat and these boys and girls are poorly suited for endurance-type exercise which... Læs mere
Bemærk: Kan leveres før jul.
ACSM's Essentials of Youth Fitness is the authoritative guide on motor skill development, aerobic and anaerobic conditioning, and strength, power, speed and agility training for young athletes.