A basic review of the anatomy, physiology and personal protective equipment related to the respiratory system.

Lung cancer has traditionally been associated with advanced age; however, its increasing incidence among young adults raises concerning questions regarding its etiology and unique considerations for ...

Stage 3 non small cell lung cancer is sometimes called locally advanced cancer. Number staging systems use the TNM system to divide cancers into stages.

A young girl -- whose mother described her as a "miracle baby" -- died after she was crushed by a falling tree during a vicious thunderstorm in Wisconsin Monday night, according to reports.

Scott Speedman just scored himself a new TV role — but should Grey’s Anatomy fans worry about Nick’s future on the show? It was announced on Wednesday, June 25, that Speedman landed the lead ...

Many influencers claim the vests are an essential tool for preserving bone density and muscle mass as you age. Here’s what we know about their effectiveness.

Learn more about the different types of breathing exercises, how to do them, what they’re used for, and their benefits.

Bronchitis is an infection of the tubes that lead to the lungs. It can be acute or chronic. Symptoms include a cough and wheezing. Smoking is a major risk factor. Find out more.

Some COVID-19 patients have experienced silent hypoxia, a condition causing low oxygen levels (without obvious symptoms). This condition can be fatal.