What affects does music have on the brain?

1. Moods/Behaviors

1.1. Metal could cause deeper emotions

1.1.1. Anger, frustration

1.2. Classical/easy listening

1.2.1. relaxation

1.3. Punk/hardcore

1.3.1. rebellion

2. Studies

2.1. Blocks out distracting noise

2.2. Helps focus