11.   The consequence may be an accelerated loss of lean muscle tissue.

12.   The over-the-counter drug raises levels of the male hormone testosterone, which builds lean muscle mass and promotes recovery after injury.

13.   The testosterone-producing pill is called androstenedione and is intended to raise levels of the male hormone, which builds lean muscle mass and promotes recovery from injury.

14.   These substances increase lean muscle mass and strength when used in conjunction with training.

15.   Those who took the steroid gained more strength and lean muscle mass.

16.   We were not, thankfully, greeted with a battery of scales and measurements and official-looking athletes in neon Spandex showing off their lean muscle mass.

17.   And last month, a reporter discovered McGwire was taking androstenedione, a dietary supplement that builds lean muscle mass and promotes recovery after injury.

18.   He is slightly built, all lean muscle and sinew, shirtless in baggy black pants and sash and black slippers.