Fitness basics
Learning Center
Penis pump
Find out how this device can be placed on your penis to create an erection.
Intraoperative magnetic resonance imaging (iMRI)
Find out how neurosurgeons use intraoperative magnetic resonance imaging (iMRI) during brain surgery.
Laryngotracheal reconstruction
Laryngotracheal reconstruction surgery — Comprehensive overview covers why it's done and what's involved with the procedure.
Minimally invasive heart surgery
Learn more about this surgery that uses small incisions in the chest as an option to open-heart surgery.
Penile implants
Explore your choices and learn what to expect from penile implant surgery.
Tricuspid valve repair and tricuspid valve replacement
These heart surgeries treat tricuspid valve regurgitation and stenosis and Ebstein anomaly, a type of congenital heart defect. Learn how they're done.
Withdrawal method (coitus interruptus)
The withdrawal method — pulling the penis out of the vagina before ejaculation — isn't the most effective birth control. Learn about the pros and cons.
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