Mania is not a professional diagnostic term, mania should be referred to manic episodes. The manifestations of manic episodes: first, high emotion or irritability; second, running thoughts; third, increased activity. First, high emotion or irritability. Patients can show no reason for the emotion of euphoria, happy, happy, hand dancing, giddy. The patient may also be angry because of a word, or a little opposition, is the symptom of high emotion, and irritable symptoms alternate. Second, the thinking of the patient, the main manifestation of the patient talk a lot, talk incessantly, or even a series of words, it is difficult to be interrupted. Third, too much activity, the main performance of the patient is tireless, always busy, running around, such as often dancing, hanging out, minding their own business, treating people very warm or intimate. In addition, some patients instinctive desire is hyperactive, such as hypersexuality, increased sexual needs, patients may also appear little need for sleep.