Sleep
Sleep Fragmentation
Sleep fragmentation is repeated awakenings and stage shifts that cut restorative stretches short—even when total time in bed looks fine. Causes include apnea, alcohol, pain, noise, and stress.
Sleep fragmentation is repeated awakenings and stage shifts that cut restorative stretches short—even when total time in bed looks fine. Causes include apnea, alcohol, pain, noise, and stress.
Fragmentation crushes deep and REM more than duration alone.
Related terms
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