1.   Anabolic steroids increase muscle mass, and players start hitting the ball farther, throwing it harder, running faster.

2.   Anabolic steroids, which are used to add muscle mass and aid recovery from strenuous workouts, have side effects ranging from severe acne to heart and liver disease.

3.   And it may be a good idea to do some strength training first to build up muscle mass, which helps absorb the shock.

4.   As the proportion of muscle mass to fatty tissue changes, your ability to control your weight increases because muscle cells burn calories faster than fat.

5.   Being realistic means understanding that as we get older, we slowly lose muscle mass, she said.

6.   A significant amount of muscle mass can be attained naturally, though genetics play a large role in the amount of muscle that can be added.

7.   After a time, women who regularly exercise with weights build enough muscle mass to burn calories even more effectively.

8.   But now a study shows that when combined with exercise, they increase muscle mass and strength in normal men.

9.   Creatin supposedly allows users to recover from workouts quicker while building lean muscle mass and, it is not a steroid or other banned substance.

10.   Fareed said he is aware that some players have been taking large doses of creatine, a legal over-the-counter supplement that helps build muscle mass and energy reserves.