Girls Become 'Liver Sisters' After Sharing Organ Through Life-Saving Transplant

After Double Lung Transplant, Opera Singer Performs With Donor's Daughter

Man Gives Reward to Kidnapped Girl He Found: 'It's the Best Thing I've Ever Done'

Uber Offering Free Rides to Las Vegas Blood Donation Centers

Mother-of-5 Donates Kidney to Single Mother She Met at Church

4-Year-Old Boy With Rare Disease Beams as He Gets Waving Salute From 70,000 Football Fans

Sperm Donor With 19 Children All Over the World Meets His Brood

4-Year-Old Celebrates Anniversary of Heart Transplant With Stitched-Heart Cake