high-intensity intervals:

training designed to improve:

• concept & basic overview:

  • Change Up the Pace: Interval Training, Chat Williams MS, CSCS,*D, NSCA-CPT,*D, PT-AR

 

• benefits & detailed explanation:

  • HIGH-INTENSITY CIRCUIT TRAINING USING BODY WEIGHT: Maximum Results With Minimal Investment, by Klika, Brett C.S.C.S., B.S.; Jordan, Chris M.S., C.S.C.S., NSCA-CPT, ACSM HFS/APT

 

• background & brief history:

  • Interval Training for the Fitness Professional, by Jason R. Karp, MS