The cells in the body need oxygen to release energy from food efficiently by carrying out aerobic respiration. A waste product of aerobic respiration is carbon dioxide. The layer of moisture in the ...

The gas exchange system is responsible for getting oxygen into the blood and removing carbon dioxide as a person breathes. Breathing is also called 'ventilation' and is the movement of gases into and ...

This study found that people with Long COVID more than two years after infection showed normal lung tests and brain structure ...

An animal study has found that inhaling the vapor from e-cigarettes can cause cellular changes in the lungs that increase susceptibility to viruses and possibly even increase the risk of death.

We know ozone is bad for our lungs – the increased risk of developing diseases such as asthma was one of the reasons people wore face masks during January’s record-breaking smog in China. But exactly ...

Gas exchange or respiration takes place at a respiratory surface; a boundary between the external environment and the interior of the body. For unicellular organisms the respiratory surface is simply ...