1. Infectious Diseases

2.  Bacteria- e.coli, salmonella, tuberculosis, gonorrhea  Viruses- HIV, influenza, ebola, chickenpox  Protists- giardia, malaria  Fungus- athlete’s foot, thrush, yeast infection  Prions- Mad Cow Disease, Scrapie Agents of Infectious Diseases

3.  Person to Person- (influenza, hepatitis) Bodily Fluids, fecal-oral  Through a Vector- (malaria, rabies) Mosquito bites, dog bites, etc.  Through the Environment (cholera, giardia) contaminated water, contaminated food, dirty surfaces How are They Spread?

4.  Vaccines- available for many viruses such as influenza, HPV, smallpox, etc.  Antibiotics- used to treat bacterial infections such as strep throat, e.coli, etc.  Antifungals- used to treat fungal infections such as athlete’s foot, toenail fungus, etc.  Clean Sanitation and Hygiene- washing your hands, sewer systems, etc. How To Fight Infectious Diseases