Zach Sobiech was diagnosed at 19 with osteosarcoma , a bone cancer . ` I fell down , down , down into this dark and lonely hole , '' he sings at the beginning of the song , his voice beautiful , mellow -- kind of reminiscent of Jack Johnson 's . Last May , Zach was given a year to live after doctors ran out of treatment options . Zach 's song ` ` Alive '' went viral on YouTube ; now they have posted a video .
Zach Sobiech was diagnosed at 19 with osteosarcoma , a bone cancer . Last May , Zach was given a year to live after doctors ran out of treatment options . Zach 's song ` ` Alive '' went viral on YouTube ; now they have posted a video .