Since Lisa lapsed into a coma due to peer pressure and alcohol consumption, then she's experiencing bipolar disorder.
Bipolar disorder is the type of disorder that make people to experience episodes of mood swings usually from having depressive lows to manic highs.
Therefore, those experiencing this disorder can experience too much emotions, such as overwhelming joy, excitement or happiness.
Learn more about bipolar disorder at;
https://brainly.com/question/1652560