NPT: Nocturnal penile tumescence (NPT) is common and normal. All men without physiological erectile dysfunction experience it up to five times during the night, typically during REM sleep. It is not necessarily related to sexual thoughts or dreams.
Answered 10/4/2016
3.8k views
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question