26-year-old twin sisters from Ireland are turning to stone because of the rarest genetic condition that is found one-in-two-million.
From the three twins across the golbe that have this rare condition, Zoe Buxton and Lucy Fretwell are one, told Daily Mail. They have devloped a condition called fibrodysplasia ossificans progressiva (FOP). In this condition, bone starts replacing muscle and tendons.
Some of the facts related to the condition are:
The twins are considering to have children despite the risk of it being passed on. They will participate in a trial for a new drug that could help their condition.