Women sleeping in night vision

John H. Liu, Daniel F. Kripke, Rivak E. Hoffman, Michael D. Twa, Richard T. Loving, Katharine M.

Having the lights off at bedtime is much more than a common bedtime phrase, though. In fact, the decision to turn out the lights — or leave them on — could affect your health. Yet the problem lies beyond ceiling lights and lamps. Light surrounds us from multiple sources, including streetlamps, televisions, and the blue light emitted from our electronic devices, like cellphones, computers, and tablets. Subsequently, not getting enough quality sleep can lead to numerous health consequences.

People who sleep with their eyes open may wake up feeling their eyes are dry and grainy. Some may think this habit is odd, but it is quite common. A person who sleeps with their eyes open regularly could end up with severe eye problems, however. The medical term for sleeping with the eyes open is nocturnal lagophthalmos. Up to 20 percent of people are affected.

We all know getting enough sleep is important for staying healthy and alert, but have you ever thought about what a lack of it can do to your eyes? Sleep is restorative for all parts of the body including cognition and immune function. Getting enough shut eye will keep you alert, more able to fight off infection and give your eyes the moisture and rest needed to perform at their best. We have a look at how sleep can impact your eyes and give you some tips on how to sleep more efficiently. Your eyes roll slowly, opening and closing during stage 1 of sleep, when in deep sleep during stages your eyes are still.