Answer:
Eating high quality foods that cobatojs lots of vitamins minerals and antioxidants nourishes the brain and protects it from oxidative stress the "waste" produced when the body uses oxygen , which can damage cells.
I would Add vegetables to your favorite meal , Keep fresh fruits out in a bowl and Store chopped vegetables in the refrigerator you know if that doesn't work you can just shove it in their mouth and say EAT IT ITS GOOD FOR YOU
Go running
go swimming
working your muscles and ligments