Hales makes the first quantitative measurement of blood pressure and hemodynamics. He describes his experiments in Statical Essays: Containing Haemostaticks in 1733.

Jenner performs the first successful vaccination against smallpox.

The first demonstration, by Lind, of fruit as a cure for scurvy.

Hunter pioneers a scientific approach to surgical treatments of patients.

Withering reports his use of digitalis to treat dropsy.