Scientists at UHN have tested a method to protect critically ill patients who need help breathing with a ventilator against complications such as damage to the diaphragm and lungs. When patients rely fully on machines to breathe, their diaphragm – the main muscle used in...

Nitrous oxide (N2O) is an important contributor to climate change; not only is it a greenhouse gas (GHG), it is also an ozone-depleting agent. It is the third most significant GHG in the atmosphere after CO2 and methane, and is the largest remaining threat...