Editor’s Note: The podcast CNN 5 Good Things shares the bright side of life from all over the globe. You can listen to episodes here . CNN  —  When she was 3 weeks old, the left side of Addison McArthur’s heart stopped functioning, and she was put on the top of British Columbia’s transplant waiting list. Now, the Vancouver native just celebrated her 14th birthday in the middle of National Donate Life Month, which aims to raise awareness about organ, eye and tissue donation. As Addison tells the