Parental health
Learning Center
Peyronie disease
Understand what causes bent and painful erections and learn what treatments are available.
Phosphatidylserine supplements: Can they improve memory?
Phosphatidylserine holds some promise as a potential treatment for Alzheimer's and other memory problems.
Pomegranate juice: A cure for prostate cancer?
Early research suggested that pomegranate juice could slow the growth of prostate cancer, but more-rigorous trials failed to confirm those results.
Post-vasectomy pain syndrome
Learn about post-vasectomy pain syndrome (PVPS) — How it happens after a vasectomy, tests to diagnose it and treatment options.
Pregnancy after 35: Healthy pregnancies, healthy babies
Pregnancy after 35 takes special care. Here's help giving your baby the best start.
Pregnancy after miscarriage: What you need to know
Get answers to common questions about pregnancy after a miscarriage.
Premature ejaculation
Understand what may cause ejaculation to happen earlier than wanted during sex. Also learn how to treat and prevent it.
Priapism
Understand the symptoms, possible causes and treatment of prolonged erection of the penis, including when to seek emergency care.
Probiotics and prebiotics: What you should know
Probiotics are foods or supplements that contain 'good' bacteria that might help treat or prevent illness. Should they be part of your diet?
Prolotherapy: Solution to low back pain?
Prolotherapy may help low back pain, but proof remains elusive.
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