Students explore the hidden world of microbes and how our bodies spring into action in response to diseases. This ten lesson unit presents data on several microbial diseases and the reaction of the body's immune system.

[Free Registration/Login may be required to access all resource tools.] Covers three common bacterial STIs.

A self-paced lesson on infectious diseases including bacterial, fungal, viral, and parasitic infections. Each disease featured discusses symptoms and treatment.

An interactive, self-guided lesson on pathogens and microorganisms. This lesson has many descriptive animations as well as diagrams to help with understanding. There is a self-checking quiz at the end of the lesson.

An interactive, self-guided lesson on the function of the human immune system and how medical intervention prevents disease. This lesson has many descriptive animations as well as graphs and diagrams to help with understanding. There is...

Students learn about the development of immunological competence, and find out about the human body's immune response.

[Free Registration/Login may be required to access all resource tools.] With so many species of bacteria, some are bound to be harmful. Harmful bacteria can make you sick. They can also ruin food and be used to hurt people. Learn more...

This lesson focuses on communicable diseases that are caused by bacteria including Gonorrhea and Salmonella. Links to a video and a test are provided.

A discussion about the globalization of disease, and the implications of a pandemic. Mark Honigsbaum describes the history of pandemics and how scientists can help prevent future outbreaks. [8:00]

For several centuries, people though diseases were caused by wandering clouds of poisonous vapor. We now know that this theory is pretty ridiculous, and that diseases are caused by specific bacteria. But how did we get to this new idea...

This video by Yoni Goodman and the Global Health Media Project tells the story of cholera in one village. [4:29]

The integumentary system is susceptible to a variety of diseases, disorders, and injuries. These range from annoying but relatively benign bacterial or fungal infections that are categorized as disorders, to skin cancer and severe burns,...

KidsHealth describes scarlet fever, including sections on Signs and Symptoms and moving on to Description, Prevention, Incubation, Duration, Contagiousness, Home Treatment, Professional Treatment, and When to Call the Doctor.