Infectious diseases that spread from person to person are said to be contagious.
Contagious diseases can spread through insect bites or by ingesting contaminated
food or water. Contagious or communicable diseases include: Flu, Common cold,
Hepatitis A and B, Measles, Cholera, Rubella, Lice, Mumps, Chicken pox, Cough,
Meningitis, Strep throat, Conjunctivitis.