Individuals going through dramatic mood shifts in short periods of time may be suffering from: schizophrenia personality disorder manic depression obsessive compulsive disorder

Manic depression

Explanation:

Manic depression, also known as bipolar disorder is connected to varying episodes of mood swings. This could range from low to manic high levels of a change in mood. The main cause of this discover has not been uncovered, however it is known to be as a result of a combination of alteration of the brain structure, environment, and genetics. Chemistry is also known to sometimes play a role in this disorder. People who suffer from manic depression can have periods when they are energized and happy and other periods when they feel very sluggish, hopeless, and sad.

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