An curved arrow pointing right. Scientists at MEDspiration conducted a cigarette experiment, pumping the smoke from 20 cigarettes into a pair of healthy lungs. The results are pretty frightening.

was used in a dozen of the 148 lung transplants the Chicago health system performed in 2024. These days, it’s being used in “pretty much every” transplant. “It’s going to become the new ...

Red blood cells carry oxygen from the lungs to every other organ, and blood-forming stem cells must make about 200 billion new red blood cells each day to keep the oxygen flowing. For many years, ...