stamina

The practise of cutting weight close to a competition is commonplace in many sports including boxing, MMA, swimming, and bodybuilding, but new scientific evidence suggests that this approach could diminish both your performance levels and your body’s immune system. So, is the long-held practice...

pixdeluxe / Getty Four weeks of 10-yard sprints with a Prowler sled with descending rest periods. “This is a true measure of strength, speed, and power,” says Jim Smith, C.P.P.S., owner of Diesel Strength & Conditioning. “The goal is to perform as many ‘repeats’ as possible without any loss of...