Girl, 4, Who's Been Battling Rare Condition Since She Was a Baby Sings 'Overcomer' From Hospital

Boy, 2, Gets Kidney From Parents' Former Classmate Who Saw Their Facebook Plea

Man Thanks Heart Surgeon for Saving His Life Twice in 20 Years

Babysitter, 22, Donates Liver to Baby She Watched Over the Summer: 'It's a Small Sacrifice'

Woman Kept Alive for Six Days Without Lungs While Surgeons Waited for Transplant Donor

Baby Born With 'Worst Disease You've Never Heard Of' Has Lost 60 Percent of His Skin

Community Mourns Boy Fatally Mauled by Dogs on His Way to School: 'It Just Broke My Heart'

Head of U.S. Intelligence Says Trump Dossier Is a Potential Threat to National Security

Doctors Perform 'Surgery' on Boy's Stuffed Animal So He Feels Less Alone About His Own Procedure

As Janet Jackson Gives Birth, Does She Have a Secret Baby Born More than 30 Years Ago?