Bipolar II disorder can switch to bipolar I disorder. Learn more about manic depression, and the warning signs, symptoms, and risks of mania.

If you are experiencing symptoms of bipolar disorder (manic depression) , get help now. If you feel like your life is in danger, call 911 immediately.

It's hard to be different. It's definitely hard to be a teenager. If you're suffering from manic depression (bipolar disorder), contact The Trevor Project 24 hours a day.

Know someone with manic depression, but don't know how to help? Have you recently been diagnosed with bipolar disorder, but don't know how to tell your friends? Watch this video.

Are you a teen with bad mood swings? Find out more about depression and bipolar disorder, also known as manic depression, and fill out a symptom check-list.

Read personal stories of people living with bipolar disorder. Find out what treatments have helped them with manic episodes and periods of depression.

Read and post on forums, or discuss bipolar disorder (manic depression) on live-chat, with others affected by it. Select the specific community that suits your needs.

Read short, concise answers to questions regarding bipolar disorder, manic depression, and related conditions, from the people who train doctors.

Learn the signs, symptoms, causes and triggers of bipolar disorder, also known as manic depression, with this simple-to-read and thorough guide.

The key differences in bipolar disorder, formerly manic depression, types I and II are briefly explained.

Cyclothymia is a milder form of bipolar disorder (manic depression), but carries similar risks

A study found that many people with manic depression (bipolar disorder) are being treated for a different condition, leading to the wrong medication and failure to improve.

Living with manic depression / bipolar disorder is not easy, but there are steps you can to take to help control your mood. Learn to recognize the warning signs of a mood change before things get worse.

From symptoms, to differential diagnosis, to finding the right doctor, learn more about caring for your teen with manic depression (bipolar disorder).

Have you or someone you know recently been diagnosed with bipolar disorder/manic depression? Find out more with this easy-to-understand video.