1. It's a great way to keep your brain healthy, it can improve blood flow to the brain and that can provide the growth to new brain cells.

2. You can get happier from exercising. There are a lot of people who get out of a depression because of a workout routine to keep giving them something to do. Exercise can release chemicals in the brain such as serotonin and dopamine which can give happiness, relieve stress, and lighten moods.

3. Working out is known to make you look younger and allow you to lengthen your lifespan by keeping yourself healthy. Why is pretty self explanatory as keeping yourself healthy by working out will help in every regard of health.

4. Exercise, Aerobic exercise in particular helps blood flow to the skin and can help you look younger with your skin. It may also help wounds heal faster.

5. It can help you recover from sickness as working out stabilizes and strengthens your organs which is what is often attacked by sicknesses, especially lungs. Which can be strengthened by aerobic exercises.

6. The reason most people workout is the loss of fat cells, and if you work out enough and well enough you can eat what you wish while still losing weight. Fat cells manage to shrink as you teach your body to burn fat better by working out.