7-year-old Dylan Siegel wanted to help out his friend 8-year-old Jonah Pournazarian in his battle with a rare disorder, glycogen storage disease.

When he was just 6 years old Dylan wrote a book titled "Chocolate Bar" and all the sales go directly to a lab at the University of Florida College of Medicine in Gainesville, Fla., which is working on a cure for the disease.

Read more: Huffington Post