Several risk factors are associated with homosexuality among men:
+
Several risk factors are associated with homosexuality '''''among men''''':<ref>For women, often the opposite below is true.</ref>
*lack of participation in adversarial or contact sports, such as playing baseball<ref>For women, the converse is true: participation in adversarial or contacts sports statistically increases the likelihood of homosexuality.</ref>
*lack of participation in adversarial or contact sports, such as playing baseball<ref>For women, the converse is true: participation in adversarial or contacts sports statistically increases the likelihood of homosexuality.</ref>