Quote
Adults should sleep 7 or more hours per night on a regular basis to promote optimal health.
Sleeping less than 7 hours per night on a regular basis is associated with adverse health outcomes, including weight gain and obesity, diabetes, hypertension, heart disease and stroke, depression, and increased risk of death.
Sleeping less than 7 hours per night is also associated with impaired immune function, increased pain, impaired performance, increased errors, and greater risk of accidents.
Sleeping more than 9 hours per night on a regular basis may be appropriate for young adults, individuals recovering from sleep debt, and individuals with illnesses.
For others, it is uncertain whether sleeping more than 9 hours per night is associated with health risk
From: Recommended Amount of Sleep for a Healthy Adult: A Joint Consensus Statement of the American Academy of Sleep Medicine and Sleep Research Society
There you go.
This post was edited by PlaaD on Jan 31 2017 03:44pm