Credit: Getty Images / urbazon Breathing Lessons by pulmonologist MeiLan Han, MD, uses patient-friendly language to explain how healthy lungs work and the many things that can go wrong. How do you ...
https://doi.org/10.1177/2333721417724014 PMID: 28840179 PMCID: PMC5560512 People want to remain active and vital, yet often find themselves limited with passing years ...