We've heard it countless times, and said it countless times, but the importance of getting a good night's sleep cannot be understated;
"...Sleep deprivation can alter your levels of thyroid and stress hormones, potentially affecting everything from your memory to your immune system, heart, and metabolism. Of course, lack of sleep can kill you instantly -- as when you run your car off the road because you've dozed at the wheel (an estimated 71,000 people are injured in fall-asleep crashes each year). In fact, studies find that if you've been awake through the night, it's as if you had a performance impairment equal to .10 percent blood alcohol content, more than enough to get you arrested for drunk driving in most states..."
Check out the rest of the
Reader's Digest article.