The signs of mania are posted all over the internet.

• Sudden changes from being joyful to being irritable, angry, and hostile
• Restlessness, increased energy, and less need for sleep
• Rapid talk, talkativeness
• Distractibility
• Racing thoughts
• High sex drive
• Tendency to make grand and unattainable plans
• Tendency to show poor judgment, such as deciding to quit a job
• Inflated self-esteem or grandiosity -- unrealistic beliefs in one's ability, intelligence, and powers; may be delusional
• Increased reckless behaviors (such as lavish spending sprees, impulsive sexual indiscretions, abuse of alcohol or drugs, or ill-advised business decisions)

You should bring up any concerns you have with your psychologist or doctor.