Signs and symptoms of mania (or a manic episode) include:

• Increased energy, activity, and restlessness
• Excessively "high," overly good, euphoric mood
• Extreme irritability
• Racing thoughts and talking very fast, jumping from one idea to another
• Distractibility, can't concentrate well
• Little sleep needed
• Unrealistic beliefs in one's abilities and powers
• Poor judgment
• Spending sprees
• A lasting period of behavior that is different from usual
• Increased sexual drive
• Abuse of drugs, particularly cocaine, alcohol, and sleeping medications
• Provocative, intrusive, or aggressive behavior
• Denial that anything is wrong.

A manic episode is diagnosed if elevated mood occurs with 3 or more of the other symptoms most of the day, nearly every day, for 1 week or longer. If the mood is irritable, 4 additional symptoms must be present.