Skip to main content  Too little sleep may fuel insulin
resistance  By Amanda Gardner, updated 6:10 AM EDT, Tue October
16, 2012 Fat cells become Fat cells become "metabolically
groggy" in someone who is sleep-deprived, according to a new
study.   • Sleep deprivation impairs fat cells' ability to
respond to insulin, a study shows   • Insulin regulates
metabolism and is involved in diabetes   • Lack of sleep may
trigger the body's stress response   • The small study needs to
be confirmed in different populations, settings  ( -- People who
consistently get too little sleep face bigger concerns than
daytime fatigue and crankiness. Over the long term, sleep
deprivation also increases the risk of serious health problems
including obesity and type II diabetes.  Scientists have come up
with a number of plausible explanations for this increased risk.
Various studies have shown, for instance, that how much we sleep
can affect blood sugar levels, hormones that control appetite,
and even the brain's perception of high-c