Ronnie and Donnie Galyon are the world's oldest conjoined twins at 57. The show takes a look at their lives.

The show takes a look at an Indonesian fisherman called Dede who is afflicted with tree like growths on his limbs.

The series takes a look at the lives of some Indonesian circus performers whose medical conditions made them the main attraction in a freak show. After the circus finished the individuals tried to adjust to a normal life and a British surgeon headed out to Indonesia to see if he could help them.

Cameras follow the planet's heaviest man as he prepares to get married in Mexico.

The series follows the daily lives of three primordial dwarves.

The cameras follow a Chinese surgeon as he attempts a partial face transplant on a man who was attacked by a bear.

The series takes a look at the life of Rudy Santos who had three extra limbs when he was born.

A son prepares to risk his own life in an effort to save that of his mother.

The series tells the story of five-year-old Juliana who was born with a severe case of Treacher Collins syndrome.

The series takes a look at a man in Puerto Rico who says he can conduct electricity through his body.

The series takes a look at Liam Hoekstra who has 40 per cent more muscle than the average child his age.

The documentary strand exploring extraordinary tales of human experience concludes with the story of two children suffering from congenital hypertrichosis, or ‘werewolf syndrome’. The programme investigates how genetic research may hold the key to giving these children normal lives – and potentially helping millions of others. Seven-year-old Nat Sasuphan from Thailand was born with congenital hypertrichosis, an extremely rare and incurable disorder that causes the sufferer to grow excessive hair on the face and body. “The worst thing at school is when the new students make fun of me,” says Nat, whose father is worried that Nat’s condition will cause her to develop an inferiority complex. Removing the hair is tricky: laser treatment had bad side effects, hair removal cream leaves a rash and shaving may harm the skin.