Starting supplemental oxygen therapy is both an important and complex decision. Given its complexity, understanding what this entails (including why…

Portable oxygen concentrators (POCs) offer many advantages for persons needing oxygen. Like most technology, understanding a device’s use and limitations…

Humans are hardwired to resolve uncertainty. We seek answers to life’s burning questions.

People with obstructive sleep apnea have periods during sleep where they stop breathing because their upper airways occlude when they…

[Editor’s note: We’ve delved into our archives to find one of many letters written by the beloved Dr. Tom Petty. Though…

Authors Tim J. McMahon and Ann C. Prybylowski, in their book, Management of Anemia, discuss the relationship between anemia and…

By Brian L. Tiep, MD Pursed lips breathing has been shown to relieve shortness of breath and increase oxygen saturation…

PERF board member and Executive Vice President Mary Burns, RN, BS, recently shared the story of Roxlyn “Lyn” Cole, a…

Thomas L. Petty, MD, a Pulmonologist, was a Professor of Medicine at the University of Colorado Health Sciences Center in…