FDA approves Apple Watch app designed to help treat PTSD-related nightmares

There is new hope for those struggling with debilitating nightmares.

The U.S. Food and Drug Administration has approved the sale of "NightWare," which is a prescription-only Apple Watch app designed to treat nightmares related to disorders such as post-traumatic stress disorder (PTSD).

The app can detect and interrupt bad dreams without disrupting sleep.

Learn more about the app here.