What is the hottest time in summer? Dog days? . "Three volts" refers to the first, middle and last three volts, which is from mid-July to mid-August every year. After the summer solstice, although the days are getting shorter and the nights are getting longer, the days are longer than the nights in a day. Every day, the ground absorbs more heat than it emits, and the temperature near the ground is getting higher every day. During the "three volts" period, the heat absorbed by the ground is almost less than the heat emitted, and the weather is the hottest. After that, the heat absorbed by the ground began to be less than the heat emitted by the ground, and the temperature gradually decreased. Therefore, the hottest time of the year generally appears in the "dog days" from the summer solstice.
As for the hottest solar term, summer solar term is the hottest solar term in a year. ? Summer heat? The reason why it is extremely hot during the period is that since the summer, the heat absorbed from the ground sun during the day is more than the heat released at night, and the heat keeps accumulating. During the summer heat, the accumulated heat reaches its peak, so the summer heat is the hottest. First, second, it's the hottest day of the year. Although it was early autumn in the dog days, it was still very hot, so what happened? Autumn tiger? Known as. Because it's very hot on the second day and the third day of the first grade, it's called? Trivolt fever?
When is the hottest day in summer? When the weather is best, the hottest day in summer is 2-3 pm. At this time, although the sun sets in the west, the altitude angle is still very large, and the heat stored on the surface is still greater than the heat released, which makes the temperature continue to rise, the local surface heat balance, and the surface temperature reaches its peak. After that, the surface releases more heat than it stores, which makes the surface temperature lower. Of course, bad weather is not necessarily.
20 17 from the date of the dog days to the date of 20 17 Entry time: 20 17 July 12.
In 20 17, it entered the ambush from July 12 (three years from the summer solstice), and began to lie in the middle on July 22 and ended in August 10, with 20 days in the middle, 40 days in the dog days and 2 1 in August.
20 17 Trivolt schedule:
One volt (early) July 12 (Boxer Day) July 2 1.
Second volt (middle volt) July 22 (Geng Xuri) August 10
Dog days (the last few days) August 20 (Geng Wuri).
As the saying goes, the key points of health care that should be paid attention to in dog days? Practice three or nine in winter and three volts in summer? From a health point of view, keep three or nine in winter and three volts in summer? Eight points of health care in dog days, getting sick in a whole year:
1, invigorating qi
It is easy to catch cold in summer, which will lead to insufficient physical strength and vitality and decreased physical function.
How to do it: The best tonic in summer is American ginseng, which is the only ginseng that does not get angry or hurt yin. Even if there is a problem of yin deficiency, dry mouth and thirst, American ginseng is still suitable, because it not only tonifies qi but also tonifies yin, especially when people feel tired and flustered because of excessive sweating. It is suitable for making tea with American ginseng, which is very good for people in summer.
Step 2 nourish the heart
In summer, you sweat more, feel sad and yin, and consume your heart and yang. Therefore, summer is the most tiring season for the heart, and attention should be paid to protecting and nourishing the heart in summer.
How to do it: In summer, you should nourish your heart, and your heart likes red best, so you should eat more red food in summer, such as red dates, cherries, grapefruit and saffron. Some of them can nourish the heart, warm the yang and help sleep.
Step 3 strengthen the spleen
Loss of appetite in summer is a common problem of many people. Spleen and stomach are the foundation of the day after tomorrow. If you don't eat well, there will be many problems.
How to do it: to drink orange peel tea, you can buy prepared orange peel at the drugstore, take 10g orange peel and a proper amount of crystal sugar at a time, and make tea with boiling water. This orange peel tea has the effects of regulating qi, stimulating appetite, eliminating dampness and resolving phlegm, and is suitable for people who eat flatulence, indigestion or loss of appetite in summer.
4. Humidity
Summer is hot and humid. When summer and dampness invade the human body, there will be symptoms such as chest tightness and diaphragm, tasteless diet, sticky mouth, dizziness and heavy limbs.
How to do it: eat more ingredients such as melon, barley and red beans. Such as winter melon and lotus seed porridge, winter melon 100g, lotus seed 80g, and proper amount of water. Wash melon, cut into small pieces, wash lotus seeds and cook porridge; Adzuki bean coix seed porridge, adzuki bean 50g, coix seed 50g, rice100g, and proper amount of water. Soak adzuki beans and coix seed in clear water for about 2 hours, wash the rice and cook it into porridge.
Step 5 cool off the heat
In dog days, the temperature is high and the humidity is heavy, so it is essential to relieve summer heat and dampness.
How to do it: Cardamom has a good effect of clearing away heat and dampness. Cardamom is warm, belongs to the spleen and stomach meridian, and has the effect of warming and nourishing spleen and stomach yang. Boil the whole nutmeg with rock sugar. The boiled cardamom water is not only fragrant, but also sweet. It is a cool drink that does not hurt the spleen and stomach. You can drink some in dog days.
Step 6 clear fire
Summer and? Heart? So, people go to the summer? Heart fire? This kind of heart fire sometimes leads to diseases such as aphtha, upset and insomnia.
How to do it: Lotus plumule is the green core in the middle of lotus seeds, which can clear away heat and fire, mainly heart fire. If you are upset, insomnia, and sores on the tip of your tongue, you can use 20 lotus plumule, or you can add green tea and brew it with boiling water.
Step 7 clear away heat and toxic materials
Summer is easy to cause excessive heat toxicity, and the most important thing for health care is to clear away heat and detoxify.
How to do it: Mung bean soup has the effects of relieving summer heat and benefiting qi, clearing away heat and toxic materials, and has a good therapeutic effect on mild heatstroke, dizziness and headache, chest tightness and shortness of breath, and irritability without sweat. Rash and rash appear on the skin, which may be due to excessive heat toxicity in the body. If you want to drink mung bean soup, the cooking time should be extended, 30 minutes to 1 hour is appropriate, and the beans should be cooked until they bloom.
8. Sleep peacefully
In summer, the days are long, the nights are short, and the temperature is high at night, which causes some people to have a bad rest at night. So what? Yin and yang imbalance? Will increase the risk of cardiovascular disease.
How to do it: For example, many areas have the habit of eating honey lotus root in summer, which has multiple effects of clearing away heat, nourishing blood and removing annoyance. Slice fresh lotus root after simmering with low fire, and add some honey as a cold dish. Eating lotus root in summer has the effect of calming the nerves and helping sleep.