“There were several occasions in Afghanistan and Iraq where I had just finished up 15 to 20 hours of working, got back to my hooch, and then either a rocket attack would come in or a critical mission would be called,” he says. With multiple deployments under his belt, Kelley has had many instances of being awake longer than 24 hours in the field. Scott Kelley, a 10-year Army veteran, knows about sleep deprivation. Less insulin is released after you eat, and this along with the increased cortisol may lead to too much glucose in the bloodstream and thus an increased risk for type 2 diabetes. In addition, skimping on sleep seems to throw other body hormones out of whack.
Poor sleep can lead to an increase in the body's production of cortisol, also known as the stress hormone. During sleep, our bodies secrete hormones that help control appetite, metabolism, and glucose processing. “Sleep, along with diet and exercise, constitutes the very foundation of good health." In fact, she says, the three are so interconnected that each needs to be a priority.Ĭhronic poor sleep puts us at increased risk for serious medical conditions, such as obesity, heart disease, and diabetes. “As a society, as families and individuals, we have not yet fully appreciated the importance of sleep,” says Terry Cralle, RN, a certified clinical sleep educator in Fairfax, Virginia.
In extreme circumstances, sleep deprivation can ultimately lead to death. While the occasional lack of sleep may not seem like a big deal, the impact of sleep deprivation can be intense and its effects can linger. All-night study sessions, important business deals, new babies - most people will experience a taste of sleep deprivation at some point in life.
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