© Getty Dr Mosley recommends eating nuts as a healthy snack He said: "The best way to prevent hunger when you're intermittent fasting is to use something like a meal replacement shake. "Follow the Fast 800 programme, because it has been very carefully calibrated to ensure it gives you the maximum nutrients and the maximum amount of fibre and protein. "The reason people get hungry is because they've eaten something very high in sugar or carbs, so they get a massive rise in the blood sugar levels and then they crash and then they get hungry. "I find if you're eating something which has plenty of fibre in it and plenty of nutrients, I really don't get hungry at all.
Read more on msn.com