It's no surprise that levels of anxiety and depression are often high among cancer patients. But the non-medication treatment of mindfulness can make a dent in those symptoms.

It's hard enough making it through your teen years in one piece - but having obstructive sleep apnea ( OSA ) can make that journey even tougher on adolescents.

The vicious cycle is familiar to anyone with anxiety: you feel anxious, so you can't sleep, which makes you more anxious, so you can't sleep.

Being afraid of the dark isn't just a childish phobia. Many adults suffer from this phobia, and it may be an underlying factor contributing to insomnia.

A concussion is serious business. Even a mild hit on the head can cause neuronal damage. While these small damages may not drastically affect civilians, the risks could be greater for soldiers.

While exposure therapy remains the first line of defense for post-traumatic stress disorder, it remains an imperfect treatment. But an inexpensive drug may enhance its effectiveness.

The medicinal effects of many herbs are often exaggerated. But sometimes science supports these claims.

Impulsivity is the tendency to act without thinking ahead. People with major depressive disorder ( MDD ) or bipolar disorder may be more impulsive when they also have anxiety symptoms.

Beating cancer is wonderful for a child who can now live a full life. But some children who overcome cancer experience emotional scars from their experience with the disease.

Scientists have piles of data showing that people simply don't understand or care about statistics.  Most people find numbers un-intuitive.