Normals: Typically stage n3/delta sleep between 30-60 minutes. Rem sleep (stage n5) is about 90-120 minutes. If you haven't slept in a while these numbers are shorter. This is for adults, kids go into deeper sleep faster and spend more time there as well.
Answered 4/20/2016
5.2k 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
7 doctors weighed in across 2 answers
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question