AIR SUPPLY.

The article offers suggestions on exercising for healthier lungs. Lyndell Crawford-Round of Exercise & Sports Science Australia, says that the boost to lungs that comes from regular cardio activities such as walking, cycling or swimming can help a person cope better with coughs and colds. Associate Professor Guy Marks of the University of Sydney's Woolcock Institute of Medical Research, says breathing clean air helps avoid the chronic obstructive pulmonary disease (COPD).