The Description of the Human Body He believed the heat of the heart somehow caused all movement of the body. Blood vessels he realized were pipes, he saw that veins carried digested food to the heart. (This was brought further by William Harvey. Harvey developed the idea of the circulation of the blood.) Descartes felt that an energetic part of blood went to the brain and there gave the brain a special type of air imbued with vital force that enabled the brain to experience, think and imagine. This special air then went through the nerves to the muscles enabling them to move. The Description of
James VI and I some symptoms. James described his urine to physician Théodore de Mayerne as being the "dark red colour of Alicante wine". The theory is dismissed by some experts, particularly in James's case, because he had kidney stones which can lead to blood in the urine, colouring it red. In early 1625, James was plagued by severe attacks of arthritis, gout, and fainting fits, and fell seriously ill in March with tertian ague and then suffered a stroke. He died at Theobalds House on 27 March during a violent attack of dysentery, with Buckingham at his bedside. James's funeral on 7 May