Comprehensive Sports Guide: Rules, Conditioning & Equipment

Athletic mastery depends on understanding official gameplay rules, optimizing equipment technology, and implementing sport-specific conditioning drills.

Other Sports

Trainer working with woman on exercise mat

American Sports & Fitness Certification

Published Jul,08 2011 | By Shannon George

The American Sports &amp; Fitness Association, or ASFA, is an organization offering bargain-priced online fitness certifications, including personal trainer certifications and various fitness class teaching certificates.