Harvey’s discovery was helped by several factors:

•  Individuals: Harvey’s own abilities as a doctor and anatomist.
•  Government: Harvey was employed by Charles I, which gave him credibility.
•  Technology: He was inspired by modern inventions like the mechanical water pump. for fire fighters
•  Scientific breakthroughs: Dissections were more commonplace.
•  Attitudes in society: There was more interest in science and anatomy. People were looking for rational explanations for things.