Even minor illnesses can put us off our food. More serious illness unsurprisingly ends up in weight loss and even malnutrition. The aim during and after these difficult times is to prevent weight loss and regain a healthy weight via eating a high calorie and high protein nutritious diet – almost the opposite to healthy eating. This is a guide I wrote a few years ago to help. It is not designed to replace individualised advice from a dietitian – which is your best port of call!