Primary reason for not disclosing recent break to main partner d. This unpublished R03 study focused on quality-of-life. Gay especially refers to male homosexuality,  but may be used in a broader sense to refer to all LGBT people. While the authors speculate that GBM are more likely to undergo regular health checkups, this explanation is at odds with the data reporting lower not higher PSA testing among MSM. The sexual effects of prostate cancer carry a stigma leading some GBM to conclude they are sexually undesirable or less than other GBM.
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Bailey and Zuk also suggest future research needs to look into evolutionary consequences of same-sex sexual behaviour, rather than only looking into origins of such behaviour. No Data. Rothblum June
Sexual partners, sexually transmitted infections, and prostate cancer risk.