i would say rhinovirus(common cold).
Common cold
Heart Disease
arthritis
Obesity
Cardiovascular disease (and 2nd is cancers, with 3rd being strokes).
arthritis
Heart disease
Tinea pedis
cystic fibrosis
Flu __ It's likely malaria.
cystic fibrosis
Rhinovirus, or the "common cold" is the most common disease in U.S. prisons.