Strange but true. As you age not only must you avoid being in the overweight camp, but you also need to escape undernourishment which has even worse consequences. The reason malnourishment happens is either physiological, social, or medical issues. Your food is absorbed a lot less well, we all get reduced appetite, may be solitary and less ’bothered’ about food so eating too little, or have increased needs because of long term illness. Nowadays, rising food costs add another cause. Medically, inflammation is the key driver ie the ‘inflammaging’ addressed in other InfoSheets,