Hormone-free male contraceptive pill passes first safety test

A potential new male contraceptive drug has just undergone its first tests in human volunteers. The results give the first indication that the drug, which does not use artificial hormones or affect testosterone production ...

Erectile disorder: How science is moving beyond Viagra

Erectile disorder (ED) refers to a persistent difficulty achieving or maintaining an erection sufficient for satisfying sexual activity. It affects millions of men worldwide, including up to 1 in 4 in the United States. Beyond ...

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