. >> we the siblings with progeria. >> it accelerates and gives children premature ageing. you have your problem with your hair, your teeth, your bones, they have a shorter life expectancy. you're lucky if you make it to your teens. >> his diagnosis wasn't immediately noticed. >> he went to a children's day care center where one of the doctors saw the difference between all the healthy ones. >> their parents had intended on having two kids. the initial diagnose did give them pause. one in 8 million are actually diagnosed with this. so when they then had amber, they had her tested immediately. she, too, got the same diagnosis eight years later. >> life expectancy is 12 years old. and i'm 20. that's not something that's in my mind anymore. i'm not really thinking about it because i know he's really good and i'm really good also. >> he really beat the odds and they have such a positive outlook about this. >> they go out and live their lives. mikel drives and they like to go cart. amber likes dancing and shooting videos and putting them on social media. i would think the blessi