The two brothers have come to be known as the “solar kids” and their case has completely mystified Pakistani doctors. Shoaib Ahmed, 13, and his brother Abdul Rasheed, nine, are normal, active children during the day.

11-year-old Arya Permana from Indonesia, weighs a massive 30 stone - nearly three times the weight of an average man. A leading weight control specialist, Dr Grace Judio puts Arya on a weight loss plan.

The Boys With No Skin follows the life of 17-year-old Jonathan who has skin as fragile as a butterfly’s wing. He has Epidermolysis Bullosa which means his layers of skin don’t stick together and fall away.

The Man with Another Man’s Arms follows the medical journey of a British serviceman’s struggle to live a healthy functioning life after losing all four limbs in two IED explosions while touring Afghanistan.

Looking at a growing movement of women who are defying medical opinion and choosing to undergo the birth of their child with no medicine, no midwife, and no medical supervision. This extraordinary process is called freebirthing.

Follow up on the case of Zara, who is often mistaken for a much older woman. Zara inherited a rare genetic condition from her mum Tracey, who at 43 already looks like a pensioner. Tracey has now had a facelift but how is Zara handling her condition?