Look, I’ll be straight with you – eating only 800 calories a day sounds pretty extreme, and honestly? It kind of is. Most of us need somewhere between 1200-2000 calories just to keep our bodies ...

Dropping down the numbers on the scale is good, it keeps your body fit and moving as well, but at what cost? Is an 800-calorie diet really enough and is it even sustainable? The scientific answer to ...

I first wrote about intermittent fasting – what I called the 5:2 diet – in The Mail on Sunday almost seven years ago. At the time a growing body of scientific evidence suggested this way of eating – ...