Forget cutting carbs, chugging kefir, or dodging low-fat or full-fat meals (depending on your guru of choice). This scientist wants us to strip it all back to basics: calories in, calories out.

From cabbage soup to the F-plan, quick fix diets promise everything from miracle weight loss to eternal youth – but do any of ...

Donna's GP suggested a gastric sleeve to Donna after her weight had reached a concerning level - but then she dropped nine dress sizes after signing up to an eating plan ...