71.   Steroids suppress both estrogen and testosterone, and that suppression reduces bone density.

72.   The increase in bone density was almost twice as great among women given the hormone substitute, although the two groups lost teeth at the same low rate.

73.   The increases in bone density remained significant two years after initiating treatment.

74.   The Israeli researchers said the major side effects of triptorelin were erectile failure, impotence, hot flashes and a decrease in bone mineral density in some men.

75.   The loss of bone density is a particularly disturbing trend in girls, said Dr. Bess Dawson-Hughes, a professor of medicine at Tufts University in Boston.

76.   The list included cardiovascular changes, immune-system alterations and loss of bone density and muscle mass.

77.   The research has made clear that working to restore muscle strength and bone density is crucial in realizing the potential for a healthy old age.

78.   The researchers noted that many sports activities during childhood promoted bone density.

79.   The test is also used to see if bone density has improved with treatment.

80.   The training also is likely to increase bone density, thereby reducing the risk of fracture.