Obesity, thy name is youth

Younger Americans are fatter than ever, leading to $100 billion more a year in costs - in a country that does nothing about health care.

Gene-screening will be norm in 10 years, says DNA pioneer

· Sequencing may help tackle obesity and cancer· Patients could have tests before having children

Fat is a psychological issue

Yvonne Roberts: Health campaigners should stop accusing parents of abuse or neglect for child obesity and eating disorders, as the reasons are far more complex.

Fat and fiction

Shelley Bovey: Duncan Bannatyne's remarks about the employability of overweight people are based on confused stereotypes. They're not worth taking seriously.

Watching television harms toddlers, says psychologist

Allowing children under three to watch TV can impair their development and puts their health at risk, MPs have been told. By Sarah Hall.

Scientists working on formula milk that prevents child obesity

· Use of hormone could be only 10 years away· Research raises medical, legal and ethical questions