A genetic disease called spinal muscular atrophy, or SMA 1, takes the life of six New Zealand children every year.
Many New Zealanders might not have ever heard of it, but as many as 1 in 40 of us carry the gene.
Children with SMA type 1 become progressively paralysed, and there are no support groups or charities because most babies die before their first birthday.
Campbell Live met a remarkable boy who is defying those terrible odds.
He’s being helped by a new medical tool that can give him a quality of life that only a few short months ago would never have been thought possible.
Watch the video for Natasha Utting’s full report