How Do We Investigate Outbreaks? Epidemiology: Crash Course Outbreak Science #8 At the heart of outbreaks are people! People are the ones who get sick, transmit diseases, and change the way they live in … HEALTH analytic epidemiology case-control study cohort study contact tracing Crash Course crashcourse descriptive epidemiology education epidemic epidemiologist Epidemiology exposure Hank Green incidence infectious disease epidemiology intervention John Green lyme disease modeling outbreak outbreak science pandemic population at risk prevalence vlogbrothers 5400 views 0 / 0