More than 60 per cent of Czechs are overweight, and also a quarter of children are overweight. Obesity is a disease significantly influenced by genes and partly by lifestyle. It also triggers many other diseases. How to treat it? And why do obese people have a much harder time losing weight than others? Petr Zouhar from the Laboratory of Adipose Tissue Biology at the Institute of Physiology of the CAS answers these questions.

Interview