... problem solving and performance are adversely affected. (USAMRMC 2002). Humans have biological rhythms, 24-hour cycles in tune with exposure to daylight, knowledge of clock time, meals and schedules. People are more alert during the day than at night, and research has shown people not only feel sleepier at nighttime ... in the United States, many find it impossible to stay alert during their night jobs because sleeping during the day does not match body's biological clock. Many of the sleep-deprived people in America are in the military. (Caldwell 2002) Commanders place a high value on tr...

• Word Count: 2786
• Approx Pages: 11
• Has Bibliography
• Grade Level: High School

... I thought. But the next day isn't always a promise, which can often be forgotten. I pushed my doubts away and soon fell into a deep sleep. I awoke very early. 6:31 A.M the digital red alarm clock read. I felt unusually cold but figured it was a cold draft from the window being open all night. As usual, I had to use the bathroom. My normal routine of the morning ... ...

• Word Count: 2579
• Approx Pages: 10
• Grade Level: High School