Sleep
Learning Center
Napping: Do's and don'ts for healthy adults
Napping can benefit your health. Find out how to make the most of a nap.
Orchitis
This inflammation of one or both testicles can cause pain and infertility. It's usually caused by a bacterial infection or the mumps virus.
PSA levels: Can they rise after partial prostate removal?
A number of factors can cause PSA levels to rise after surgery for an enlarged prostate.
PSA test
Learn about this prostate cancer screening test, including why it's done, what to expect, risks and results.
Pap smear
A Pap smear, also called a Pap test, is used for cervical cancer screening. Learn how it's done and what the results might mean.
Penile implants
Explore your choices and learn what to expect from penile implant surgery.
Penis fracture: Is it possible?
Know the symptoms of this health concern.
Penis health: Identify and prevent problems
Understand the factors that affect penis health and how to identify problems.
Penis pump
Find out how this device can be placed on your penis to create an erection.
Penis-enlargement products: Do they work?
Considering penis enlargement? Get the facts about male-enhancement pills, pumps, exercises and surgeries.
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