Acne can affect people of all ages. Find out what causes acne and ways to keep breakouts under control.


Sleepless nights? Insomnia includes difficulty going to sleep, staying asleep or going back to sleep after you awaken. Insomnia may be temporary or chronic.

Jet lag disorder

Flying across multiple time zones disrupts your natural body rhythms, leading to sleep problems and other symptoms. Learn how to put jet lag to rest.

Seasonal affective disorder (SAD)

Seasonal affective disorder (SAD) is a type of depression that generally occurs in fall or winter. Light therapy and other treatments can help.

Mar. 20, 2013