A member asked:

My fitness tracking device accurately measures sleep phases. daily avg is 7 hrs (6hr light, 1hr deep). how many hrs deep sleep do i really need?

A doctor has provided 1 answer
Dr. Solomon Katta answered

Specializes in Family Medicine

One hour: This changes with age - as you get older you need and get less. At your age about an hour total of deep (delta) sleep is common

Answered 4/21/2015

2.9k views

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