How did medicine improve throughout history?

Medicine has improved throughout history through advancements in knowledge, technology, and practices. The development of the scientific method in the Renaissance led to a better understanding of human anatomy and disease, while the invention of the microscope in the 17th century enabled the discovery of microorganisms. The 19th century saw the introduction of anesthesia and antiseptics, significantly enhancing surgical procedures. Additionally, the 20th century brought about vaccines, antibiotics, and advanced diagnostic techniques, leading to increased life expectancy and improved public health outcomes.