Lean mass includes muscle, bones, ligaments, tendons, organs, other tissues and water -- in other words, everything that's not body fat. Depending on what method you use to measure your body ...

Having a decent proportion of lean muscle mass is critical to wellbeing and ... Running, by comparison, is a lot harder to chart; you can easily increase the weight in a deadlift by going up ...

The American College of Sports Medicine (ACSM) provides helpful charts for understanding ... the most effective way to build ...

Here's how various foods help you build muscle mass -- and the best things to eat ... It's one of the best lean sources of protein you can eat, and it's full of other vitamins and minerals.