Standing Up to Stress & Strain

An important national exam is coming soon, and a stressed-out Izzy keeps falling sick. Then, a friendly visitor appears and brings Izzy and her brother, Iggy, on an incredible journey to recovery.Explore the immune system in this fascinating series written by scientists Discover how Immunity Guardians help us cope with stress, allergies and illness, and be enthralled by the wonders occurring inside our very own bodies.