James Harrison is a hero unlike you've come across before.
The 81-year-old Australian has been giving blood for the last 60 years, and in the process helped save the babies of more than 2 million Australian women.
Harrison's blood contains an antibody used to make a medication called Anti-D, which is given to mothers with a negative blood type.
It prevents haemolytic disease of the newborn (HDN), which can result in anaemia, heart failure, and even death in newborn babies. Before the Anti-D discovery in the 1960s, thousands of babies were killed from the disease. Read more...