Artificial breathing system reveals alveoli function in lungs

Alveoli are the basic functional units of the human respiratory system, acting as tiny air sacs that exchange gases. Air inhaled through the mouth and nose flows into the lungs through the branched structure of the bronchial ...

Pocket-sized sensor gives instant fat burning updates

Fitness fanatics may soon be able to gauge if their hard work is paying off without the need for weighing scales thanks to a new device that can instantly tell if your body is burning fat.

'Bends' study shows how mammals make mega-dives

Scientists in California have shed light on a marine mystery: how diving mammals can hunt for food at great depths without getting the "bends," according to a new study.

Scientists open doors to diagnosis of emphysema

Chronic inflammatory lung diseases like chronic bronchitis and emphysema are a major global health problem, and the fourth leading cause of death and disability in developed countries, with smoking accounting for 90% of the ...