Which diet is best for YOU? From low-fat to Mediterranean, weight-loss expert examines the pros and cons of 4 popular diets

Dr Sally Norton gives her verdict on the pros and cons of the Mediterranean diet, cutting out fat, and sugar, as well as the Low GI diet, concluding the answer is not as simple as picking just one. 

She said: With so many different diets offering quick results and dramatic weight loss, it can be difficult to see the wood for the trees. 

The main thing to realise is research has shown time and again that 'quick fix' diets barely last a couple of weeks, and seldom keep the weight off long-term. 

Over the years I've spoken to numerous women have undertaken on one of the many available diets, and on almost every occasion, their plans have failed. 

Not because they don't want it enough, but just because crash diets don't work and lead to that inevitable rollercoaster of weight-loss and weight-gain that we hear so much about. 

So, what are the pros and cons of four popular approaches to weight loss, and what should you do?'