Two brothers have developed an age-reversing disease, which has abruptly halted their adulthood and instead leaves them behaving like young children.

Matthew, 39, and Michael Clark, 42, both had jobs and were able to have normal relationships until their mannerisms became more and more childlike - just like in the film the Curious Case of Benjamin Button.

They have now been forced to move back home with their parents in Lincoln and ex-RAF regiment Michael is now estimated to have a mental age of 10 and is said to giggle constantly.

Two brothers have developed an age-reversing disease, which has abruptly halted their adulthood and instead leaves them behaving like young children.

Matthew, 39, and Michael Clark, 42, both had jobs and were able to have normal relationships until their mannerisms became more and more childlike - just like in the film the Curious Case of Benjamin Button.

They have now been forced to move back home with their parents in Lincoln and ex-RAF regiment Michael is now estimated to have a mental age of 10 and is said to giggle constantly.

Read more: http://www.dailymail.co.uk/health/article-2137265/Tragic-brothers-39-42-suffering-Benjamin-Button-syndrome-regressed-age-10.html#ixzz1tYyhXWGl