Twelve leading medical experts attempt to diagnose a man whose face has dramatically swollen and a woman who is sick whenever she tries to eat and is dramatically losing weight. Show more

Michael Mosley challenges a team of doctors to diagnose one young woman struggling with dramatic weight gain and hair loss and another who has suddenly lost her sight in one eye. Show more

Twelve medical experts race to diagnose a man with a life-threatening skin condition and a mother suffering a dramatic decline in health. Show more

A team of top doctors try to diagnose a man suffering multiple seizures every day and a young woman who has lived with a constant fever for nine years. Show more