Researchers have found a surprising new link between the amount of light in your room at night and weight. Sleeping with a television or a light on in the room correlates with a 33% higher risk of developing obesity. Small night lights were generally fine.
If you want to stay at a healthy weight, be sure to get enough sleep. A large study shows that sleep may be vitally important for keeping the pounds off. Nurses who are chronically sleep deprived also gain the most weight.
Moderate and severe sleep apnea carries a significantly elevated risk of stroke, cancer, and overall mortality. Heart disease risk is not increased. Mild sleep apnea does not appear to significantly increase risk of mortality.
Exercising at night does not reduce sleep time or REM sleep. However, certain types of exercise may decrease your ability to stay asleep. Higher body temperatures from exercise also may reduce the quality of sleep.
How you eat may determine how well you sleep. A study on 1,936 Italian adults found that those who ate a Mediterranean Diet were much more likely to sleep well compared to those who did not. This effect was only observed in normal weight and overweight individuals.
If you feel like an evening person, it might because of your genes. There are morning people genes and night owl genes. Your genetics partly determine how early, or late, you get up in the morning.
When doctors work long hours, they feel sleepier and less alert. They have slower reaction times and drive as if they've had a few drinks. This has potential implications for patients being treated by tired doctors.
Did you know that how you eat affects how well you sleep?. A small experiment found that eating less and eating more balanced meals improves sleep quality. Additionally, those who ate more fiber had better sleep.
In rare cases, Ambien can cause sleep walking and other complex sleep behaviors. The FDA has added a Boxed Warning for Ambien. We review the data behind this decision.