11.   Like Dolan, Van Dyken began swimming because doctors suggested that it would be a good way to enhance lung capacity.

12.   Lung capacity varies by race, age, sex and height, he said.

13.   Lung capacity also begins decreasing.

14.   Men and women alike were testing their lung capacity.

15.   One, an asthmatic who never swims with more than two thirds of her lung capacity.

16.   People with colds, the flu or chronic respiratory problems suffer diminished lung capacity that leaves them gasping for air.

17.   Race fixers swear by clenbuterol because it increases lung capacity for thoroughbreds.

18.   She also needed asthma medication for several years following her illness, but her lung capacity has improved, though strenuous aerobic exercise may remain forever beyond her capability.

19.   Slowly, year after year, their lungs are eaten away, leading to an early emphysema that can leave individuals with a small fraction of normal lung capacity.

20.   The doctors have been worried about other things, like my lung capacity and other things, my blood pressure and so on.