The physiologist Carl Ludwig died at the age of 78. Here is all you want to know, and more!
Biography - A Short Wiki
Renowned professor of physiology and comparative anatomy who pioneered research in topics such as blood pressure, urinary excretion and anesthesia. He received the Copley Medal in 1884 and in 1869, he was elected a foreign member of the Royal Swedish Academy of Sciences.
His father was a retired Calvary captain and he was the third of eight children.