Introduction to a series of posts titled "COVID-19: Keeping the baby in the bath", focusing on the need to build on existing knowledge in critical care and the appropriate testing of new therapies and innovations.
Ageing is the process of growing old, and may result in frailty. There is no standard definition for elderly (? age>65y, ?regional life expectancy differs (ie. Africa vs West)). The precise mechanisms underlying ageing are poorly understood