Alexander Stuart received an MA from Marischal College, Aberdeen in 1691, then studied medicine at Leiden for several years from 1709 and received his MD there in 1711, writing a thesis on muscular motion, Dissertatio de structura et motu musculari (1738). He was elected a Fellow of the Royal Society in 1714. He was also physician to the Queen, a Fellow of the College of Physicians, and later became a member of the Académie Royale des Sciences in Paris. He published several papers in the Philosophical Transactions of the Royal Society. His main research was on muscles and nerve physiology.
From The Continuum Encyclopedia of British Philosophy in Oxford Reference.