1.   Ms. Bosquez also learned how to use a peak-flow meter, a device that patients blow into to determine how well their lungs are functioning.

2.   Rather, they speculated that men, having greater muscle mass, were better able to compensate for decreased lung functioning.

3.   The lungs function like a bellows, pushing the air up.

4.   Czech President Vaclav Havel is breathing easier and his lungs are functioning better a day after a tracheotomy, doctors said Saturday.

5.   Doctors said his kidneys, liver and lungs are functioning normally.

6.   Doctors say his kidneys, liver and lungs are functioning normally.

7.   Havel is recovering from abdominal surgery according to plan and his lungs are functioning without problems, according to doctors at the Innsbruck University Clinic.

8.   Their lungs functioned better and they were less often admitted to the hospital with asthma attacks.

9.   His injured lung was now functioning again, the radio said.