Traditional Culture Encyclopedia - Weather forecast - Is it hot in Jinan in summer?
Is it hot in Jinan in summer?
Tips for heatstroke prevention and cooling 1. How to replenish water?
1, should be a small number of times, each time 100 ml is appropriate. Drinking too much water, a lot of water enters the blood, which increases the blood volume, increases the burden on the heart, reduces the osmotic pressure of the human body, affects water metabolism and slows down the water absorption rate. Moreover, drinking too much and excreting too much make a lot of salt lose, which destroys the salt balance in the blood, easily increases the fatigue of the body and causes muscle spasm.
2. Water can be replenished by itself. Generally, water drinks can be prepared according to the following formula before exercise: every 1000ml of cold boiled water, 4g of salt, 0/00g of glucose 150ml of orange juice/kloc-0. This not only supplements water, but also supplements salt, glucose and vitamins, so that the metabolism of water and salt in the body is balanced.
3, it is not advisable to drink cold drinks during strenuous exercise or after exercise, so that the gastrointestinal blood vessels are stimulated by cold, causing sudden contraction of blood vessels, causing stomach cramps and stomach pains, which will lead to chronic stomach diseases over time; Furthermore, during strenuous exercise, the capillaries in the throat dilate and are suddenly stimulated by cold, which is easy to cause inflammation and cough in the throat.
Tips for heatstroke prevention and cooling 2. Hot tea is better than cold drink.
In midsummer, we should get into the habit of taking the initiative to drink water, take a sip of cold drink, and suddenly feel cold, and the summer heat will completely disappear. However, medical research shows that hot tea has better heatstroke prevention and cooling effect than cold drink, and it lasts longer.
Tea is rich in potassium. Increased sweating in summer often leads to excessive loss of potassium ions. Potassium and sodium maintain normal osmotic pressure and acid-base balance inside and outside cells, which has an important influence on nerve and muscle function, especially the normal movement of myocardium. When potassium is insufficient in the body, people often feel tired and weak, lose appetite, reduce heat resistance, and even lead to heatstroke. Drinking tea every day in summer can supplement potassium, improve heat resistance and effectively prevent heatstroke.
The room should be kept quiet, clean, ventilated and cool. The front and rear doors and windows in the house can be opened, and the slow cross flow can effectively reduce the room temperature, which is conducive to fresh air. In the hot summer, fatigue and irritability are the enemy of a good sleep. When something happens in summer, you should be calm, don't get excited, and let your nerves be in a quiet state, so that your mind will be calm and naturally cool, which will have a cooling effect and you will fall asleep as soon as possible.
Adequate sleep is very important. Because of the long days, short nights and high temperature in summer, the human body is full of metabolism and consumes a lot, so it is easy to feel tired. Keeping enough sleep can relax the brain and body system, which is not only beneficial to work and study, but also an effective measure to prevent heatstroke.
Tips for heatstroke prevention and cooling 3. Timely replenishment of water
The scientific way is to drink a cup of cold boiled water (about 200ml) every morning, and then drink water cup by cup, usually 2 -3 cups in the morning and 3 -4 cups in the afternoon. You'd better have another drink before going to bed at night. After the old man wakes up in the middle of the night and goes to the toilet, he should drink some water. In summer, 7 -8 glasses of water are usually added every day. Pay attention to two points when hydrating. First, in addition to a glass of water in the morning and before going to bed, it is best to drink more water, drink slowly, and don't drink too much; In addition, drink water in time, and don't wait until you are thirsty.
At the same time, drink less drinks. Juice, cola, sprite, soda and other drinks contain more saccharin and electrolyte. Drinking too much will cause bad stimulation to the gastrointestinal tract and affect digestion and appetite. So drink more boiled water or light salt (sugar) boiled water in summer.
Tips for heatstroke prevention and cooling Fourth, the nutrition is comprehensive and balanced.
According to medical observation, contemporary urbanites consume too much fat and protein, but too little fruit and vegetables. In order to spend the summer safely, it is imperative to adjust the diet structure, eat as much coarse grains, fruits and vegetables as possible, reduce the consumption of edible oil without hesitation, and strictly ensure that everyone uses 1-2 tablespoons of edible oil every day. Adults have eggs 1 egg, milk 1 bottle, 50 grams of bean products, 50 grams of aquatic products, 50 grams of meat and 300 grams of grain per person per day, which can meet the demand of human body for protein in one day. Eating too much is bad for your health.
It is not advisable to binge drink after thirst. After sweating a lot in labor and sports, it is not advisable to drink a lot of white water, and some light salt (sugar) water should be supplemented appropriately, because after sweating a lot, too much salt is lost in the human body, accounting for about 0.5% of sweat. If salt is not supplemented in time, the ratio of water to salt in the body will be seriously unbalanced, leading to metabolic disorder.
Tips for heatstroke prevention and cooling 5. When the sun's short-wave radiation is strongest.
The strongest time of solar short-wave radiation is around 10-15, so you should try to avoid going out during this time. Apply some sunscreen skin care products to your skin, and wear light colors in summer.
Tips for heatstroke prevention and cooling Sixth, it is not advisable to drink too much.
In summer, human body is easily affected by temperature, and excessive damp heat is the cause of skin sores, carbuncle and toxic swelling. If you drink a lot of white wine, it will contribute to dryness and dampness, which is tantamount to adding fuel to the fire.
Tips for heatstroke prevention and cooling Seven, the diet should not be too light.
In summer, people have long activities, sweat a lot and consume a lot. They should eat more nutritious foods such as chicken, duck, lean meat and fish eggs to meet the metabolic needs of the human body.
Tips for heatstroke prevention and cooling Eight, the nap time should not be too long.
If the nap time is too long, the central nervous system will deepen the inhibition, the cerebral blood flow will be relatively reduced, and the metabolic process will slow down, leading to discomfort after waking up and more sleepiness.
Tips for heatstroke prevention and cooling Nine, avoid "rapid cooling" after heating.
In hot summer, when people go out or come back from work, they like to either turn on the electric fan or take a cold bath immediately, which will make the pores of the whole body close quickly, but the heat in the body is difficult to dissipate, and it will also cause insufficient blood supply to the brain due to the rapid contraction of blood vessels in the brain, which makes people dizzy.
Tips for heatstroke prevention and cooling Ten, it is not advisable to wear metal jewelry.
Some metals in metal ornaments are stained with sweat, and the skin will be red or itchy when worn, which may easily lead to contact dermatitis.
XI tips for heatstroke prevention and cooling. The temperature difference between indoor and outdoor air conditioners should not be too large. The temperature difference between indoor and outdoor air conditioners should not exceed 5 degrees. Even if the weather is hot again, the indoor temperature of the air conditioner should not be lower than 24 degrees.
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