It involves manic or hypomania and depressive episodes.
When this state is elevated, it causes extreme stress on the body and the mind.Hypomania is a less severe counterpart of manic state.
The person feels negative emotions like sadness, hopelessness, and even suicidal thoughts.
It is less severe than Bipolar I because there is no manic state, but the depressive state might hit harder to Bipolar II patients, increasing the chances of suicide.Cyclothymic:In this type, the depressive and manic states will last for a shorter period of time.
Some of them are following:Biological CausesGenes can lead to bipolar disorder, but it is still not verified what genes can lead to it.
The chemical imbalance in the brain can also cause bipolar disorder.