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Health & Science
It seems like everyday you hear about a new do-it-all fitness regimen or a new study showing that the exercises that you once thought were best are actually bad for you. In our 21st Century Fitness series, we consult the brightest minds to try to cut through the fat and find out what it really takes to be fit and healthy today.

The Dangers of Inactivity

Image by <a href="http://bit.ly/1mVVtbI"> Leigh Anthony DEHANEY</a>/<a href'=" http://www.flickr.com/creativecommons/" target="_blank">Creative Commons</a> via flickr</i>
Could this chair kill you?

Chances are good you’re sitting down as you read these words. After hearing what Dr. James Levine, a researcher at the Mayo Clinic, has to say about sitting, you might find yourself standing a lot more. That’s because Dr. Levine’s research suggests that spending most of your day sitting and physically inactive – at work, at home and everywhere else – won’t just give you a sore back: there’s a good chance it could lead you to an early grave. Dr. Levine joins us Wednesday to explain the dangers of inactivity.


  • Dr. James Levine is a professor of medicine and an endocrinologist at the Mayo Clinic in Arizona. His research focuses on obesity and inactivity.
  • Paul Holbrook is a certified personal trainer with a master's degree in gerontology. He's the founder of the gym Age Performance in Salt Lake City, which trains adults aged 50 and over