Sign up for the TODAY newsletter

You have successfully subscribed to the TODAY newsletter.

Subscribe now and get trending stories, celebrity news and all the best of TODAY.

If you're going for the 26.2 mile run — 3 marathon myths busted

/ Source: TODAY

3 marathon myths busted

02:07

Get the latest from TODAY

Sign up for our newsletter

NBC’s Dr. Nancy Snyderman clears up some rumors you may have heard about running marathons.

Get the latest from TODAY

Sign up for our newsletter

Get the latest from TODAY

Sign up for our newsletter
MORE FROM today

Have feedback?

How likely are you to recommend today.com to a friend or colleague?

0 = Very unlikely
10 = Very likely
Please select answer

Is your feedback about:

Please select answer

Leave your email if you’d like us to respond. (Optional)

Please enter a valid email address

Thank you!

Your feedback has been sent out. Please enjoy more of our content.

We appreciate your help making today.com a better place.