Sleep is a precious commodity, but for many, daytime fatigue can be a nightmare. About 90 percent of adults visiting a physician on any given day have sleep problems. Sleep apnea is probably to blame.

For many people who suffer from sleep apnea, the remedy can be as problematic as the disorder. Continuous Positive Airway Pressure (CPAP) machines are used for most patients, which blows air into the upper respiratory tract through a mask worn over the nose at night, to keep the airway open.

It's no surprise that college students spend an extensive amount of time online. But often that internet use becomes pathological and even addictive.

When it comes to sports and athletic performance, increasing your amount of sleep each night improves how well you will perform. Extra sleep is beneficial to not only speed and overall performance, but also to reaction time, vigor, fatique and mood.

Social and environmental stressors have a hand in how likely a person is to experience disturbed sleep, and new research shows that racism may also be a stressor - even if the racism is only perceived.

A strong correlation between sleep apnea and obesity suggests that losing weight could have a tremendous effect on improving sleep disorders. While not all sleep apnea sufferers are overweight, the majority are.

Men with obstructive sleep apnea, diabetes or high blood pressure can greatly improve their survival rate by increasing their amount of exercise. Conversely, poor fitness habits increased the death rate by as much as 75 percent.

Did you think sleep was all about getting rest? Well, think again. Your brain keeps busy at night too.

Usually, the hemispheres of a child’s developing brain quickly learn to “sync” with one another. In the autistic brain, that ability is much weaker, according to a recent study.

A recent study from the Cleveland Clinic reported people getting six to nine hours of sleep per night were much more likely to have a high quality of life with less symptoms of depression.