In 1846, one doctor wondered why one obstetrics clinic had a higher mortality rate than another. His conclusions might have saved millions of lives, but were largely derided by the medical community. The History Guy recalls a seminal moment in medical history and the phenomena called “The Semmelweis reflex.”
While humans have known about soap since antiquity, its use has ebbed and flowed with the times. From ancient Babylon to modern bathrooms, History Guy recalls the forgotten story of soap.