Sleep Fact #7

Most mammals sleep for short periods of the day while human lives are broken in to periods of sleep and wakefulness. However, our bodies are programed for two periods of sleep: in the early morning (2-4 a.m.) and in the afternoon (1-3 p.m.).
Sleep Deprivation

Sleep Deprivation

Sleep deprivation as defined by WebMD.com is a sufficient lack of restorative sleep over a cumulative period so as to cause physical or psychiatric symptoms and affect routine performances of tasks. 1 Nurses and doctors, truck drivers, shift workers, soldiers and...