How are scientists studying the brain during sleep?

The Center for Disease Control warns that sleeping with your contact lenses in can increase the likelihood of developing an eye infection by up to eight times. Sep 23, 2024 ... When you don't sleep, it can effect your cognitive performance -- your reaction time, judgment, mood, and decision making. This usually occurs as you're waking up, but can happen when falling asleep. ... If your symptoms are severe, they may refer you to a sleep specialist. Apr 27, 2024 ... When you sleep, muscle relaxation in the throat can cause a narrowing of the airway. This narrowing increases the speed of the air flowing ... Mar 27, 2025 ... Cardiac Causes. Cardiac arrest occurs when the heart suddenly stops beating. Without immediate medical treatment, sudden cardiac death will ... Mar 17, 2023 ... Mayo Clinic experts say sleeping on your back is actually the worst sleeping position, especially if you have sleep apnea. Apr 23, 2024 ... What Can Happen if You Sleep with Contact Lenses In? Sleeping in your contact lenses does more than irritate your eyes—it can lead to possible ... Oct 4, 2022 ... During REM sleep, which is when dreams are most active, the thalamus — a large mass of gray matter found in the middle of the brain — sends " ... Aug 22, 2016 ... Normally you cannot sleep 24 hours straight. But if it so happens that you did, that means either you are so exhausted that you did or under the influence of ... Mar 7, 2023 ... In this blog, we'll look at how and why it occurs, how much you ideally need each night, and what happens if you experience too much REM sleep.