Ah, my friends, how many times have we talked about music?
Its good for you.
Its even better when you're playing it...and yes, singing in the shower counts!
Here's a study where they took blood tests before and after musical performances. They found actual changes in genes that support neural growth and flexibility.
So get out that old trumpet from high school. Dust off that sheet music. Pump up your brain while having a real good time.