Patients with fever have a more vigorous metabolism and consume relatively more energy compared to normal people, so they need to pay attention to supplementation and should try to choose a diet high in protein, calories and vitamins. After a low fever, patients often have a poor appetite for various reasons, so it is advisable to choose light, tasty and easily digestible food, which can be eaten in small portions. If you usually sweat a lot, you should also drink more water to rehydrate and prevent deficiency.