Sleep happens in cycles that include three non-rapid eye movement (NREM) stages and one rapid eye movement (REM) stage, repeated 4 to 5 times nightly. Each cycle typically lasts 90 to 110 minutes. The ...
DENVER — It's a generally quiet week of weather across Colorado, though we'll see some light mountain snow on Wednesday night and Thursday morning, along with a brief cooldown for eastern Colorado on ...
Dangerous cold is expected Monday morning as winds return and push wind chill values back near -30F. Less wind, but still frigid weekend temps. Highs reach no warmer than the positive single digits. A ...
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