Columnist Caroline Gainer remembers her years living in a steel town, and particularly how it almost assuredly hurt her lungs.

There is no need to do any special preparation for this test. However, if you are on oxygen therapy, oxygen values must be constant for 20 minutes before the test. If you are taking medication to make ...

COPD is among the leading causes of death in industrialized countries, and new pharmacological treatments are being developed to help patients with this disease. But a spectrum of non-pharmacological ...