Huangdi Neijing, an ancient book in China, summarizes the key points of health preservation throughout the year, namely, "nourishing liver in spring, heart in summer, lung in autumn and kidney in winter". From dog days to midsummer, hot and humid weather disturbs people's hearts and makes them emotionally unstable. In addition, in the hot summer, human metabolism and blood circulation are accelerated, and the burden on the heart is aggravated, which is the time to nourish and protect the heart. Then let Lao Huang Li introduce you to what you eat in dog days, which has a good nourishing effect.

Carotene, known as "small ginseng", contains a variety of vitamins and has a very good effect on maintaining the heart and protecting blood vessels. Quercetin and kaempferol contained in carotene can increase coronary blood flow, reduce blood lipid, lower blood pressure and strengthen heart. Potassium succinate in carrots helps to prevent arteriosclerosis, lower cholesterol and lower blood pressure.

Li Shizhen, an ancient doctor of red beans, called red beans "the valley of the heart". Chinese medicine believes that red beans can not only clear the heart and reduce fire, but also replenish vitality, which can be described as various "martial arts" such as detumescence, diuresis, blood supplement, heart strengthening and spleen strengthening. People can eat in moderation in dog days.

Grapefruit Grapefruit pulp is tender, juicy and refreshing, and tastes a little bitter, but it is in line with the characteristics of favorite food. At the same time, grapefruit contains potassium, but does not contain sodium, which is the best fruit to maintain the cardiovascular system. Grapefruit contains natural vitamin P, which can also enhance the detoxification function of skin and pores.

Lotus seed Chinese medicine believes that lotus seed is flat, sweet and astringent, enters the heart, lung and kidney meridians, and has the functions of tonifying spleen and lung, nourishing heart and kidney and strengthening intestine. The alkaloids contained in lotus seed heart have obvious cardiotonic effect, and liensinine has strong anti-calcium and anti-arrhythmia effects.

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