The Sickness

About “The Sickness”

The 1999 novel by Katherine Applegate features the character Ax, an alien who becomes seriously ill with a virus called yamphut. His condition is severe, and the Animorphs, a group of teenagers with the ability to morph into animals, are working to help him. The story focuses on their efforts to find a cure and save Ax from the illness. The plot centers on the challenges the group faces as they try to assist their friend.