Neutropenia is the medical term used when you have a low level of infection-fighting white blood cells called neutrophils. Learn about how chemotherapy treatment can put you at risk for developing neutropenia and how it may increase your risk for infection.

Animation developed by Visible Productions, Inc and sponsored by Amgen.

Want to know how to look marvelous without splurging so much? Dr. Oz invites three beauty experts to share the smartest ways to save money while looking fabulous starting from your hair and makeup tools to the beauty products you use.