ST. LOUIS (KTVI) - Now that the snow has melted in the metro, many people want to take up running; but they may experience knee problems or issues with other joints.
Running can torch hundreds of calories each workout. But if you have to walk, are you getting an equal benefit?
Lori Patterson discusses the pros and cons and do's and don'ts of running and walking.
If you want a tough workout, check out Bootcamp Challenge.