An elite bodybuilder said he uses an exercise technique called slow negatives to build more muscle. Also called eccentric reps, negatives can help optimize gains by putting more tension on the muscle.

The 12-week fitness guide doesn't give you handicapped workouts with instructions to play it safe—the plan is designed to ...

When I think back to my time in high school and college, the message was clear: Going to the gym was for losing weight and becoming smaller. The weight room—and building muscle—was solely for guys. I ...