For many people the battle with the bulge is a lifelong struggle. On tonight's show Anita Rani looked at the dangers of taking slimming pills. Side effects of the tablets can include excruciating headaches, heart murmurs, addiction and in extreme cases heart attack
The drugs work a bit like amphetamines as they stimulate the central nervous system by mimicking the natural effect of adrenalin. Once that kicks in, heart rate increases and suppresses the appetite.
You can report suspected counterfeit medicines to the Medicines and Healthcare products Regulatory Agency.
Do any diets work?
The diet industry is big business. Adverts suggest that there are hundreds of ways to lose weight.
Over the years experts have suggested various ways of fighting the flab. Including cutting out carbohydrates, eating nothing but cabbage or drinking water to curb hunger. There's lots of info about eating for health at the British Dietetic Association website.
What diets do you think really work? Do you have any weight loss tips? Is it possible to stick to a diet and keep the weight off? Add your comment.