Season 1 2016

Becky and Phil knock back three litres of fizzy drinks a day, Phil's yo-yoed between 15 and 30 stone twice, while Becky caves in to any takeaway temptation. Clinical psychologist Prof Tanya Byron and her team separate them for ten weeks in a bid to overhaul their habits. Phil discovers he has life-threatening blood pressure and the realisation hits that without change he won't live to see his children grow up.

While fitness expert Rick Shakes-Brathwaite guides Phil's heart back to health through exercise, Becky finds that the only thing getting in the way of sustaining her weight loss is her chronic lack of confidence. But halfway through the programme, Phil inexplicably begins to resist. Tanya calls in behavioural scientist Prof Paul Dolan for radical mind-training, while she gathers his family for a different tack.

Documentary series following couples who are locked in a cycle of overeating that threatens not only their health but also their relationships.

Celena has put on five stone since falling in love with Pete. He does all the cooking, and Celena can't get enough of his high-fat, high-sugar food. But her weight stops them from enjoying themselves - Celena won't go on holiday, have their son christened or marry Pete.

Clinical psychologist Professor Tanya Byron and her team separate the couple for ten weeks in a bid to overhaul their habits. While fitness expert Rick Shakes-Braithwaite puts the two on bespoke diet and fitness plans, Tanya delves into the psychological patterns that keep Pete feeding the woman he loves and stop Celena loving the woman she is. She uncovers the source of Pete's hatred of vegetables, and while behavioural scientist Professor Paul Dolan attempts to retrain his taste buds, Tanya finds out how Celena's bad body image is getting in her way.

Professor Tanya Byron and her team attempt to help Partner Five and Partner Six, who are locked in a cycle of overeating that threatens not only their health, but also their relationships.

Professor Tanya Byron and her team attempt to help Partner Seven and Partner Eight, who are locked in a cycle of overeating that threatens not only their health, but also their relationships.