Why Does Exercise Worsen Your Asthma?

Here's a tip for winter weather workouts : Wear a scarf or knitted winter face mask when you go outdoors to exercise.  This will reduce the amount of cold, dry air that would otherwise immediately enter your lungs and cause irritation.  Try it out - it could prevent your work-out from triggering an asthma attack.

Do you have any comment about this video?  Please add them here!