Generally speaking, obese people are more prone to phlegm-dampness, but thin people can also develop phlegm-dampness if they do not pay attention. People with phlegm-damp body are often sleepy and like to sleep, so they are not willing to exercise. If the amount of exercise is too little, it is more likely to aggravate the condition of phlegm-dampness gathering in the body, leading to the “three highs”. People with phlegm-damp body have six characteristics: 1, dark color, no luster; 2, tongue thick and greasy; 3, sticky mouth, sometimes phlegm; 4, often feel sleepy, sleepy after eating, as if always sleep enough; 5, often loose stools; 6, repeated fire. Body thin elderly once developed into phlegm-damp body, will become love fire, swollen gums, bad breath, constipation and other symptoms. After the fire, not to take Huanglian clear pills, Ox-Huang detoxification tablets and other proprietary Chinese medicines, with a long time will be because of the coolness of the heat medicine and aggravate the fire, it is best to look for a traditional Chinese medicine doctor to adjust. Thin elderly to eat more shelled grains, with shelled Coix lacryma, corn, sorghum, wheat and other porridge, you can also add sweet potatoes, yams, turnips, potatoes and so on to cook together. The outer side of the arms and legs are the circulating parts of the Shaoyang meridian of the hands and feet respectively. Chinese medicine believes that regulating the Shaoyang meridian is an important way to unclog the meridians. Therefore, often patting the outer side of the arms and legs is conducive to the removal of qi, blood, phlegm and dampness and other body wastes, to achieve the purpose of dredging qi, blood, meridians and collaterals, which can prevent phlegm-dampness, or alleviate the discomforts brought about by phlegm-dampness.