Katie misses school while she is home with the flu.

"Amid a starkly beautiful but uncanny landscape in New Mexico, a married couple from Cambridge, MA takes residency at a distinguished academic institute. When the husband is stricken with a mysterious illness, misdiagnosed at first, their lives are uprooted and husband and wife each embarks upon a nightmare journey. At thirty-seven, Michaela faces the terrifying prospect of widowhood - and the loss of Gerard, whose identity has greatly shaped her...

When Gerald the elephant begins sneezing around his friend Piggie, he begins to suspect that he might be allergic to pigs and is afraid this could mean the end of their friendship.

When the rodent residents of New Mouse City begin succumbing to stomachaches, hiccups, and weird green warts, Geronimo Stilton and his detective friend, Hercule Poirat, race against time to investigate before they also fall ill.

Madeline, smallest and naughtiest of the twelve little charges of Miss Clavel, wakes up one night with an attack of appendicitis

George isn't feeling well and has orders from the doctor to rest, but he finds a way to get well quickly when he realizes he has to postpone his play date with his friend Sam.

When you are sick, vomiting can be a scary experience, but you will get better.

Carl tends to a sick puppy while the puppy's father takes the rest of his babies for a walk.

When Mudge gets sick unexpectedly, Henry does all he can to make him feel better

Llama Llama's mother takes good care of him when he has to stay home from school because he is sick, but when Mama Llama begins to feel sick, too, Llama Llama knows how to take care of her.