"Raina wakes up one night with a terrible upset stomach. Her mom has one, too, so it's probably just a bug. Raina eventually returns to school, where she's dealing with the usual highs and lows: friends, not-friends, and classmates who think the school year is just one long gross-out session. It soon becomes clear that Raina's tummy trouble isn't going away... and it coincides with her worries about food, school, and changing friendships. What's going...

An English astronomer, in company with an artilleryman, a country curate, and others, struggle to survive the invasion of Earth by Martians in 1894.

Discusses such infectious diseases as rabies, smallpox, AIDS, influenza, and malaria and describes how they are transmitted and treated.

After being diagnosed with a rare eye cancer, twelve-year-old Ross discovers how music, art, and true friends can push him through treatment and survive middle school.

After facing their first battle, the remaining mountain cats must seek the Blazing Star in order to survive a new threat: a deadly disease sweeping through their territory.

"Learn about different diseases that affect the skin, such as measles and the chicken pox"--

When sickness decimates his fishing camp, an orphan named Leif flees north in a cedar canoe, journeying along a brutal but beautiful coastline.

Discusses diabetes, its causes and treatments, and emphasizes what can be done to maintain personal health and prevent diabetes attacks.

Profiles the 1918 flu and its effect upon society.

Describes pandemics, including flu, polio, and AIDS, that have occurred in the past, explains how infectious diseases spread, and explores the ways these diseases can be prevented or controlled.