The long road home
Children's specialists work with Romanian orphans to find out if the effects of deprivation can be reversed.
Cliffhanger
The Boston Adult Congenital Heart team cares for congenital heart disease survivors of all ages.
Teaching tolerance
Lizzie Stidsen's case highlights how far organ transplants have come—and how far they still have to go.
When food can kill
Children's researchers are focusing on the deadly food allergy epidemic.
How cancer grows and spreads
From the first tumor cell to organ failure, follow the growth of a carcinoma, the most common type of cancer.
Research rundown
Then and now
Keeping kids connected