Epidemiology is the study and analysis of the distribution, patterns and determinants of health and disease conditions in a defined population, and application of this knowledge to prevent diseases.
Tree of life by Haeckel
Medical microbiology, the large subset of microbiology that is applied to medicine, is a branch of medical science concerned with the prevention, diagnosis and treatment of infectious diseases. In add
A microbiologist examining cultures under a dissecting microscope
Anton van Leeuwenhoek was the first to observe microorganisms using a microscope.
Statue of Robert Koch, "father of medical bacteriology", at Robert-Koch-Platz (Robert Koch square) in Berlin
Four nutrient agar plates growing colonies of common Gram negative bacteria