Verywell Health19h
The 4 Stages of Sleep: What Happens During Each Cycle
REM stages and one REM stage. Ideally, you repeatedly cycle through each stage. Learn how long each stage lasts.
Pulmonology Advisor22h
Short Sleep Doubles Risk for Elevated Blood Pressure in Teens
Adolescents who reported short sleep, with or without self-reported insomnia, had increased likelihood of hypertension.