What Does Research Say About Masturbation and Health?
[Medical content to be added — summary of evidence base, note on self-reported vs. clinical data, general conclusions.]
Impact on Prostate Cancer Risk
[Medical content to be added — Harvard studies, mechanism, caveats.]
Hormonal Effects
[Medical content to be added — testosterone, cortisol, prolactin changes post-ejaculation and their physiological significance.]
Implications for Couples Trying to Conceive
[Medical content to be added — optimal ejaculation frequency when trying to conceive, timing guidance around ovulation.]