Can seasonal affective disorder lead to a more serious form of depression?

For most people, seasonal affective disorder (SAD) comes and goes with seasonal changes, according to the National Institutes of HealthOff Site Icon (NIH).

Sometimes, however, SAD becomes long-term depression, according to the NIH. Occasionally, it also can lead to bipolar disorder or thoughts of suicide.

Talk to your doctor for more information about how seasonal affective disorder can lead to more serious kinds of depression.

Learn more: