Sign Up for the BETTER newsletter

You have been successfully added to our newsletter.

You will be up to date with all our NBC News updates, including special offers

NBC News BETTER brings you wellness news and tips to make the most of your mind, your body and your life.

Want a Stronger Immune System? Try Hitting the Gym

Studies suggest that exercise strengthens immune cells, improving their response to bacteria and viral infections, and making them better at recognizing and killing cancer cells.

Subscribe

Let our news meet your inbox.

Subscribe

Let our news meet your inbox.
MORE FROM better