Frequent ejaculation—whether through sex or masturbation—may reduce prostate cancer risk and support prostate health, but daily isn’t strictly necessary or universally “good.” Evidence is promising but not conclusive; consult a doctor for personalized advice.
The Science: A landmark 2016 Harvard study (published in European Urology) tracked 32,000 men over 18 years. Men ejaculating 21+ times monthly (vs. 4–7) had a 20–30% lower prostate cancer risk. Why? Ejaculation flushes the prostate gland, clearing potential carcinogens, stagnant fluids, and inflammation-causing buildup. The prostate produces seminal fluid; regular “milking” prevents congestion, similar to how exercise clears lymph.
Supporting data: An Australian study (2003, BJU International) found similar risk reduction with 5+ weekly ejaculations in younger men. A 2020 meta-analysis in Prostate Cancer and Prostatic Diseases confirmed the inverse link, strongest in ages 20–40 when prostate cancer precursors form.
Benefits Beyond Cancer:
- Relieves symptoms: In benign prostatic hyperplasia (BPH), frequent ejaculation eases urinary issues by reducing prostate swelling.
- Mental health: Orgasm releases endorphins, lowering stress—a prostate inflammation trigger.
- No harm for most: Daily ejaculation doesn’t “deplete” nutrients or cause prostate damage in healthy men, per urologists.
Caveats & Myths:
- Not a cure-all: No evidence prevents 100% of cancers. Genetics, diet, and screening matter more.
- Overdoing it? Rare cases of pelvic floor strain or addiction-like behavior, but not prostate-specific.
- Age matters: Benefits peak in midlife; older men with erectile issues may strain less.
- Prostatitis nuance: Acute cases need medical treatment; ejaculation can help chronic non-bacterial types but worsen infections.
Bottom Line: Aim for 4–7 times weekly if convenient—daily is fine but not mandatory. Track changes; see a urologist if pain, blood, or urinary issues arise. Pair with exercise, a plant-heavy diet, and PSA tests post-50.