What Causes Chronic Insomnia?
4 Important Things to Know About Chronic Insomnia

Having a sleepless night can leave you cranky and a little off your game for a few hours, but when minor sleep disruption turns into chronic insomnia, your lack of sleep can have serious effects on your mental and physical health.
Sleep is an essential aspect of the body's processes of repair, so we spoke to Dr. Andrew Thornber, chief medical officer of online GP service Now Patient, about four important aspects of chronic insomnia everyone should know.
What Is Chronic Insomnia?

What Are Its Most Common Causes?

How Does Chronic Insomnia Affect Sufferers?

How Should You Treat It?
