Who Is at Risk?

Try this 4 - question quiz to see how much you know about Leukemia: Who Is at Risk?.

1. A risk factor is something that

That's correct. A is the correct answer.

A risk factor is something that increases a person's chances of getting a disease. The exact cause of leukemia is not known, but scientists have identified some risk factors. Having a risk factor, or even several risk factors, does not mean that a person will develop leukemia, however. And many people who get the disease do not have any known risk factors.