If you really want to target the three-headed muscle at the back of your arm — the triceps — you need to bring out the heavy artillery. The triceps are composed of a high percentage of type II muscle fibers (67.4%), and all three heads of the muscle are fully activated only when the resistance…

When it comes to building a firm, toned backside, it’s no secret that both nutrition and training play key roles. A healthy diet of fiber-rich, nutrient-dense foods combined with a “diet” of squats, deadlifts, step-ups, and lunges will certainly help. Cardio can be beneficial too — but only if it’s done properly. Unfortunately, pick the…