Shut-Ins: Britain's Fattest People

Emily is a single mum with two small children. She is 24 years old but already weighs 26 stone. She's struggled with her weight all her life, but since the age of 17 she has become almost unrecognisable. She has completely lost control of her appetite and binges on large breakfasts, takeaways and snacks. Shame and fear of ridicule keep her largely confined to the house. This episode looks at the emotional demons that are pushing Emily to comfort eat. As her weight spirals ever higher, she is fearful for her life - convinced that one day she may never wake up. Emily puts herself in the hands of a top bariatric surgeon, but also seeks the services of a behavioural psychologist in a bid to understand what is driving her compulsive behaviour. Will Emily find the inner strength she needs to help herself?

Twenty-three-year-old AJ is Airdrie and has been mostly shut in for the last six years and is now barely able to move, having to rely on mum Sharon for all aspects of care. They consult bariatric surgeon Professor Kerrigan, who declines to offer surgery until both AJ and Sharon make some major changes to their diet and lifestyle, including specialist psychological help so they can better understand their experiences.

In Airdrie, 23-year-old AJ is on a mission to satisfy his bariatric surgeon Professor Kerrigan that he is changing his diet and lifestyle, while he and his mum Sharon unpick the past with a psychologist to try to discover why he has gained weight.

This episode features mum-of-three Samantha, who feels that her issues with food and her weight have made her life intolerable. Samantha feels too ashamed to go out, leaving the responsibilities of family life to her husband Keith. She also experiences severe headaches caused by intercranial hypertension. But with a grandchild on the way, Samantha is determined to break old habits and change her life.