running or jogging Diaphragmatic breathing, also known as belly breathing, is a technique that promotes using your diaphragm, a big muscle located beneath your lungs, to inhale and exhale.

Bust your lungs running a marathon (or two) in the Swiss Alps, ski with the whole family in Wisconsin's Birkebeiner, test your steely resolve in Quebec's new Mont Tremblant Ironman, and seven more ...

Your lungs heat and humidify cold air for your body ... continue your medications and use a quick-relief inhaler about 30 minutes before your run, if necessary. It’s always important to ...

When developing longevity is your priority over one-rep maxes and timed-run events, consider the three most important “organs” on which to focus your training: heart, lungs and legs.