When does the dog days of summer begin? How are the three dog days of summer in a year calculated?

The so-called "dog days" refers to the "three dog days" in the lunar calendar. The dog days start from mid-to-late July to mid-to-late August. The time of the dog days is not fixed every year, and it is approximately from mid-to-late July to mid-to-late August in the solar calendar. The dog days occur between the Lesser Heat and the End of Heat, and are the hottest, most humid and muggy days of the year. In the hot summer, people like cold drinks and drink a lot of water, which causes moisture to invade the human body. In the hot summer, people like cold drinks and drink a lot of water, which causes moisture to invade the human body. For the dog days, it is especially important to drink three-bean soup (watermelon, mung bean soup, black plum and red bean soup) to dispel heat, relieve fatigue and eliminate prickly heat.

Contents of this article

1. When does the dog days of summer begin?

2. How are the dog days of summer calculated each year?

3. How are the three hottest days of the year calculated?

4. How to spend the dog days of summer

When does the dog days of summer begin?

1. The dog days of summer start from mid-to-late July to mid-to-late August. The time of the dog days of summer varies from year to year, but it is roughly from mid-to-late July to mid-to-late August in the Gregorian calendar. The dog days of summer occur between the Lesser Heat and the End of Heat, and are the hottest, most humid, and most muggy days of the year. The so-called "dog days" refer to the "dog days" of the lunar calendar.

2. Diet during the dog days. Traditional Chinese medicine believes that "summer heat and dampness are suitable for clearing and nourishing". In the hot summer, people like cold drinks and drink a lot of water, which causes moisture to invade the human body, and the external moisture enters the body, making the water and dampness consolidate the spleen, causing the spleen and stomach to rise and fall, causing obstruction of the digestive function, water accumulation, and loss of appetite. Heat and dampness are very bad for the spleen, and bitter foods have the function of purging dryness, so they should not be eaten too much. Therefore, it is appropriate to eat more sweet and cool or sweet and cold foods in daily diet. In addition, summer is the season for the heart, and the heart likes coolness and is suitable for sour food, so it is appropriate to eat more acidic foods in summer. For example, you can often eat some wheat products, plums, peaches, olives, pineapples, celery, etc. Traditional Chinese medicine pays attention to the unity of man and nature, and the complementarity of yin and yang. Therefore, in summer, people should eat more sour and sweet foods, and try not to eat spicy and warm foods. It is also necessary to avoid excessive consumption of raw and cold drinks, which may damage the body's positive energy and induce diseases.

How are the dog days of summer calculated each year?

In the lunar calendar, the Lesser Heat after the Summer Solstice is the First Fuss, which lasts for 10 days. After that comes the Middle Fuss, which lasts for 20 days. After that comes the Last Fuss, which lasts for 10 days. When the Last Fuss ends, the Three Fuss are over.

"Fu" means to hide. According to the "Records of the Grand Historian", "Fu means hiding to avoid the midsummer". "Three Fu" refers to the first, middle and last Fu, which is roughly from mid-July to mid-August.

How are the three hottest days of the year calculated?

To calculate the three hottest days of the year, you need to check the calendar. You can simply use the four-character formula "Summer Solstice Three Gengs" to indicate the date of the beginning of the dog days. That is, starting from the third "Geng" day after the summer solstice, the first dog days is 10 days, the middle dog days is 10 days or 20 days, and the last dog days is 10 days.

The dog days of summer occur between the Lesser Heat and the End of Heat. They are the hottest days of the year and are humid and muggy. The so-called "dog days" refer to the "dog days" of the lunar calendar, which is the hottest period of the year. It can be understood like this: "dog days" means that the weather is too hot and it is better to stay still and not move. However, the reason why the dog days of summer are called "dog days" is because there are also many cold factors involved. The dog days of summer are the hottest 30 to 40 days of the year in the Central Plains. The dog days of summer are calculated according to the lunar calendar and are approximately between mid-to-late July and early August of the Gregorian calendar.

How to spend the dog days of summer

1. Sleep late and get up early

Summer is characterized by long days and short nights. The human body should also adapt to the laws of nature. You can sleep a little later at night and get up earlier in the morning. The reasonable sleeping time in summer should be: bedtime is 22:00-23:00, and waking up time is 5:30-6:30. If you can't go to bed early at night, a proper nap at noon is a good adjustment.

2. Eat acid and supplement salt

In summer, people sweat a lot, which means they lose a lot of salt. If the myocardium lacks salt, the heartbeat will be abnormal. It is better to eat more sour food to strengthen the exterior, and more salty food to nourish the heart. Watermelon, mung bean soup, and black plum and red bean soup are good for quenching thirst and relieving heat. In summer, the climate is hot, and people's digestive function is weak. The diet should be light and not fatty and sweet. In the dog days, it is especially important to drink three-bean soup to dispel heat, relieve fatigue, and eliminate prickly heat.