Yes, more then a someone with our Bipolar disorder but, anyone can misunderstand their own feellings.
They do. In fact in the very nature of bipolar disorder there are swings of happy feelings and depressed feelings.
Bipolar disorder
Bipolar disorder is generally caused by genetics.
The correct term is bipolar disorder. Some people call it a disease though.
a disorder
Depression is a part of bipolar disorder, and yes it is possible to hide it. It's not healthy, but it can be done. What's harder to hide is the manic phase of bipolar.
http://blogs.psychcentral.com/bipolar/2009/01/bipolar-disorder-qa-how-close-are-we-to-a-bipolar-cure/
Yes, stress makes Bipolar Disorder behavior worse. My daughter is Bipolar.
It's not known to be an effective treatment for bipolar disorder.
Bipolar depression refers to frequent mood changes between depression and mania, the focal point of Unipolar depression is the negative emotions and feelings that an affected individual experiences. The unipolar indicates that the depression does not alter between the two mood states.
Bipolar Disorder, not otherwise specified. It means a form of Bipolar Disorder that doesn't really fit the other diagnostic categories.
They may be used in conjunction with mood stabilizing medication, which are used for bipolar disorder, but they are not used alone as a solution to bipolar disorder.