1, the elderly are prone to kidney fire and lung fire. The organ function of the elderly gradually declines, which is prone to kidney fire and lung fire. Kidney fire is often caused by deficiency of kidney yin, and the symptoms are five annoyances, dizziness, backache, tinnitus and so on. Removing kidney fire requires nourishing yin. You can eat black fungus, medlar, mulberry, pork loin, sea cucumber, tomato, pig blood, honey, milk, duck blood, duck meat, clams and so on. And usually you can massage Taixi (behind the medial malleolus, at the tip of the medial malleolus). Most of the lung fire in elderly men is lung dryness, manifested as dry cough and constipation. You can eat lily, loquat, lotus root, white radish and other lung-moistening foods. Old people are afraid of cold, so it is better to boil water with rock sugar, tremella and Sydney.

2. Teenagers have more lung fire and spleen and stomach fire. Teenagers have strong firepower, plus they like to eat candy, nuts, fried food, sugary drinks, high-calorie foreign fast food and so on. And generally there are lung fire and spleen and stomach fire. Lung fire is characterized by frequent colds, sore throat, acne on the face and nosebleeds. You can eat more Sydney, grapefruit, lily and white radish to get rid of fire. The manifestations of spleen fire are constipation, toothache and oral ulcer. It is recommended to eat more mung bean porridge (soup) and watermelon, or soak 3 grams of bamboo leaves or lotus leaves in water.

3. Infants and young children are "the body of pure yang", and the fire in the lungs and stomach is relatively strong, showing dry nose and yellow urine. You can drink milk and mung bean porridge to get rid of fire. In addition, mental workers should pay more attention to prevent heart fire and kidney fire, manual workers should pay attention to lung fire and stomach fire, managers should go to liver fire and lung fire, and office white-collar workers should pay attention to heart fire and liver fire.