"I think you should look at sleep as one of the causes of ADHD," said Dr. Richard Millman, a sleep expert at Brown University Health. Millman is talking about lack of sleep and poor sleep. "The data ...

Research findings suggesting that sleep loss and anxiety are closely linked were among those presented at Neuroscience 2018, the annual conference of the Society for Neuroscience, held in San Diego, ...

Does too-high cortisol cause sleep disorders such as insomnia and sleep apnea, or is high cortisol a result of those sleep disorders? The answer is complex, and one that scientists are still reaching ...

If you have trouble sleeping, you may take something to help you at night. You may “self-medicate” with illegal drugs, alcohol, or medication. But substance misuse or withdrawal from drugs can cause ...