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    7 Surprising Signs You Need to Sleep More

    By By Katie Waldeck
    February 18, 2013, 9:32:56 AM EST

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    One in three Americans aren’t getting enough sleep — are you one of them? Click through to check out some of the most surprising consequences of sleep deprivation. How many hours do you get each night? Let us know in the comments section.

    See Also: How Does Your Salary Affect Your Health? 1. You’re Feeling Weepy.

    Have you ever felt like you might burst into tears at the drop of a hat after you pulled an all-nighter? Researchers at UC-Berkeley have linked sleepless nights to our inability to reason and handle perceived threats. That minor squabble with a friend or sappy movie on TV may not seem so terrible on a day when we’re well-rested.

    Also Check Out: Can You Trust Calorie Counts on Menus? 2. You Just Can’t Focus.

    From plane crashes to oil spills, some of the worst disasters in recent memory have been attributed, at least in part, to fatigue. Similarly, one study has suggested that medical interns on the night shift were two times as likely to misinterpret test results from patients. Sure, most of us don’t have the lives of innocent people in our hands on a daily basis (well, outside of our cars.. more on that later), but sleep deprivation can have serious consequences on our everyday lives. Sleepiness can impact your brain’s ability to focus and stay alert, thus making it more difficult to understand and process new information.

    You May Also Like: 6 Gender Stereotypes Around the World 3. You Always Feel Sick.

    Everyone in your family has avoided the cold this winter, but you’ve had the sniffles since Thanksgiving. What gives? Take a look at your sleep habits. If you’re not getting enough shut eye, your immune system is not working as well as it could be, thus making you more susceptible to catching viruses or bacterial infections. And it doesn’t just make you more likely to catch a cold, it can also make it harder for you to recover.

    Earlier: 16 Ways to Enjoy Winter Greens

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