Is physical fitness important to your brain fitness?

Here is question 18 of 25 from Brain Fitness 101: Answers to Your Top 25 Questions.

Question:
Is physical fitness important to your brain fitness?

Key Points:

• Exercise improves learning through increased blood supply and growth hormones.
• Exercise is an anti-depressant by reducing stress and promoting neurogenesis.
• Exercise protects the brain from damage and disease, as well as speeding the recovery.
• Exercise benefits you the most when you start young.

Answer: