It’s back to school time again in the U.S., which means mixed emotions for lots of students and parents. On one hand, there’s the pride of seeing children grow up and the excitement of learning and making new friends. On the other, some families and children could be facing hardships that make this time of the year a challenge. One thing that most American families don’t have to worry about—but is a major concern for millions of students and parents in poor countries around the world—is parasitic worms. [Read More]