What fruit the elderly eat should also be chosen according to their own physique. Fruits are divided into temperature, heat, cold, cool and flat. You must know the physique of the elderly before you can choose the right fruit. We divide physique into two categories: hot physique and cold physique. If it is a hot constitution, it is suitable to eat more cold fruits. If it is a cold constitution, it is suitable to eat more warm fruits. Fruits with peaceful attributes are suitable for both constitutions. If you eat the right fruit, there will be no "upper cold and lower heat", which will cause physical discomfort, and only in this way can you achieve the purpose of keeping healthy with fruit. The warm, cold and cool properties of fruits Hot fruits: durian and black dates with cold constitution; Warm fruits: mango, litchi, peach, longan, rambutan, peach, chestnut, Sakyamuni, coconut meat, kumquat, ebony, cherry, jujube and plum with cold constitution; Flat fruit: passion fruit, lemon, guava of various constitutions. Cold fruits of Indian jujube: pitaya, pear, apple, carambola, mangosteen, grapefruit, strawberry and loquat; Cold fruits: tomatoes (slightly cold), watermelons, bananas, kiwis, melons, grapefruit, oranges, persimmons, coconut water and mulberries.