The NHS Eat Well Guide sets out to define different types of foods we should be eating and in what proportions. These include some simple rules to follow like getting a minimum of five fruit and veg a day, including whole-grains and choosing more fish, poultry, beans and pulses and less red meat while opting for low-fat, low-sugar dairy foods. But that's not the whole story - how much should you be eating and is there a best time to eat protein, carbs or fats? Read on for our guide to healthy eating around the clock.