Small cold knowledge

1. Do you know any very interesting cold knowledge?

1. A person walks an average of 20,000 steps a day and 7 million steps a year.

If people live to be 70 years old, they have to walk 500 million steps, which is 384,000 kilometers. This figure is exactly the distance from the earth to the moon.

The clothes we wear wipe away thousands of epidermal cells every day. People actually grow a new layer of epidermis every 27 days.

The diameter of human eyes is always roughly equal-24 mm, and it hardly changes with people's age, so children's eyes seem to be bigger. 4.1On June 25th, 977, Ted St. Martin of Florida, USA, stood at the free throw line and shot 2036 times in a basketball exhibition match.

5. The growth rate of nails is faster in summer than in winter 1/5, twice as fast in day than at night, and the growth rate of middle finger nails is the fastest. Through the microscope, we can see that mosquitoes have 22 teeth.

It's amazing that it has teeth! ) 7. The whale's heart beats only 540 times an hour. 8. The beard of a sea lion is more vivid than its ears. It can distinguish sounds from dozens of nautical miles away.

9. When giraffes fight, they only shake their long necks and beat each other with their bony heads. 10. Camels can drink salt water to quench their thirst.

1 1. When the iron sheet is as thin as 0.00 1 mm, it will be as transparent as glass. I want to know how to use this as a window. ) 12. put a bucket of salt into a glass of water, the water level will not rise, but will fall.

13. Almost half of the body heat is lost through the top of the head. 14. In the 6th century, British men were allowed to beat their wives before 10 in the afternoon.

Excuse me, is it said to be a country of gentlemen? ) 15. In ancient Greece, the symbol of marital happiness was a triangle. 16. In Britain, before modern bone-setting surgery was discovered, the work of bone-setting was undertaken by blacksmiths.

17. Before this century, the aborigines in Solomon Islands used dog teeth as coins. 18. The early golf ball was actually a leather bag full of feathers.

19. It turns out that headaches are caused by muscles and nerves around the brain, not the brain itself, because the brain can't feel pain. 20. In terms of salt content, the substance closest to human blood is seawater.

2 1. Each person consumes an average of one ton of food and drink every year. 22. Of the oxygen we inhale, 1/5 is consumed by brain cells.

Babies can breathe and swallow at the same time, but adults can't. I tried, but it didn't work! ) 24. A moth can't eat because it has no mouth and stomach.

Because the pig is protected by a thick fat layer and is not affected by the snake venom, it can not only trample the snake to death, but also eat it. 26. Not all mosquitoes suck human blood, only female mosquitoes can, and male mosquitoes only suck plant juice.

(It was bleeding you! ) 27. Only 1/3 of a domestic cat's life is awake. This is obviously different from the 1/3 time when their owner-human-specific peanuts hit the bed.

28. Eskimos use refrigerators to prevent food from freezing. Many birds always regard the first living animal they see when they are born as their mother.

When someone is asked to solve a problem, his pupils will be dilated until the problem is solved. 365,438+30 million years ago, there were 500 million different kinds of animals and plants on the earth, and now there are only about 2 million species left, with an extinction rate of 99.6%.

1, since 600 years, 130 species of animals have become extinct, of which 75% are man-made. (Sorry, really sorry! Uncle Zhao said! ) 32. The water in the northern hemisphere flows clockwise, while in the southern hemisphere it flows counterclockwise.

Fish and insects use the sun as a compass to guide short-distance swimming. 34. When the eyes move along each line of words, each eye can only ingest 1 to 2.7 words.

Hypnosis is more effective than acupuncture in relieving oral pain. The United States accounts for one third of the world's energy consumption.

37. The injured carp can secrete glandular fluid, so that the accomplices can escape as soon as possible. 38. In the United States, the smoke emitted by factories is shared to 136 kg every year.

39. A tornado once swept an 83-ton railway carriage into the air, carried it 24 meters away, and then completely swept it into a ditch. None of the passengers in the train 1 17 died. 40. The direction of a tornado is always northeast.

(Why is this? ) 4 1. Alcohol molecules can also be detected in outer space. 42. In court, one of the main reasons for misjudgment is that witnesses have mistaken each other.

43. The seven-carat toxin of Enterobacter can poison everyone in the world. 44. The rotation speed of the earth is slowing down; The tides in ancient times were higher than now; A day and night is shorter than now; There are more days in a year than now.

4.54 billion years ago, there were 400 days in a year. 46. The earth turns slowly in winter and fast in summer.

(So the earth will be like this? Flies, starfish and snails are deaf. 48. Of all the large animals, the lion has the smallest heart.

Spiders have blood pressure as high as humans. Dolphins have 96 teeth, but they always swallow the whole food.

5 1. When a snake molts, the soft skin of its eyes also falls off. There are about 450 kinds of carnivorous plants on the earth.

Most animal fats are egg-yellow, but crocodile fats are green. Sparrows are small, but the number of bones on their necks is almost twice that of giraffes.

55. Tadpoles in water can't become frogs once they lack iodine. What will that become? Baby fish? -____-! ! ) 56. Bats are good at flying. They can make all kinds of "aerobatics" such as turning around, braking suddenly and changing the flight speed quickly.

57. The longest non-landing flight of migratory birds is from Aleutian Islands to Hawaii Islands. The whole journey is 4500 kilometers, and it takes 48-72 hours to fly without rest.

58. The Amazon basin produces 40% of the world's oxygen and 25% of clean water. 59. Polar bears can smell you 30 miles away.

Left-handed men are twice as likely as left-handed women. 6 1.* * People have nearly 1000 different names for camels.

(It is really a "bow"! The first airmail letter in America was written by George Washington and was taken to New Jersey by a French balloonist from Philadelphia. In the United States, the ransom paid for kidnapping can be used as a fee to reduce your annual income tax.

64. The colder the house where you sleep, the more likely you are to have nightmares. 65. A person breathes about10 million times a year.

66. The lungs are.

2. Health tips

The main reason of cold hands and feet * heart weakness, unable to make blood supply to the peripheral parts of the body.

* insufficient blood in the body, low hemoglobin and red blood cells. * Blood vessel blockage, or fever and cold will affect the central nervous system of the brain, leading to cold hands and feet.

* There is something wrong with the sympathetic nerve function, which makes the muscles unable to contract when it is cold and generates heat energy to resist the cold. How to overcome cold hands and feet? Rejecting cold hands and feet in all directions To alleviate cold hands and feet, we must start from all aspects of daily life, starting with exercise, diet, medicated diet, hot springs and * * *.

You can get warm limbs and rosy face. Introduction 1: Exercise regularly. I suggest you get up early in the morning to do exercise. Walking is the best choice. Take a big step forward at a speed faster than walking and slower than running. By the way, shake your hand and walk for 30 minutes to promote blood circulation, and your whole body will be warm. Because blood circulation and metabolism are accelerated in the morning, you will be full of energy all day. No, after 40 minutes of work, you'd better stand up, take a walk and move your fingers and toes from time to time? Y can help blood circulation.

Raiders 2: Vitamin E supplementation can dilate peripheral blood vessels, which is very helpful for smooth peripheral blood circulation. However, the effect of vitamin E is relatively slow, and it takes 3 months to take effect. Taking 2 10-250IU every day is enough. Raiders 3: Eating more foods containing nicotinic acid is very helpful for stabilizing the nervous system and circulatory system, and can also improve nervousness, tension diarrhea and dermatitis. It can also dilate peripheral blood vessels and improve cold hands and feet. If you take a lot, your face will be red and hot. Tip 1- Where is the nicotinic acid in animal liver, eggs, milk, cheese, brown rice, whole wheat products and so on?

Tip 2-Vitamin B can help to synthesize nicotinic acid. Vitamins B 1, B2 and B6 can help to synthesize nicotinic acid. In order to promote peripheral vasodilation, 30-60 mg of vitamin B can be supplemented every day. Raiders 4: eat more nuts. Carrots can be warmed by daily complementary foods, such as walnuts, sesame seeds, pine nuts and other nuts. Vegetables such as leeks, carrots, kale, spinach, etc. ; Fruits, such as apricots, peaches and papaya, are the best choice for diet, while others, such as beef and mutton, seafood, four gods, glutinous rice, brown rice, soybeans, tofu, sesame seeds and brown sugar, etc.

They are all warm foods, and people with cold hands and feet should choose more ingredients. What needs special reminder is that people who are prone to cold hands and feet should avoid eating cold food, frozen products or drinking cold drinks all year round. Raiders five: cultivate the habit of eating spicy food: pepper, pepper, mustard, garlic, shallots, curry.

Spices, such as spices, can promote blood circulation. Usually, when eating, you can add some Chili sauce when eating fried noodles and fried rice noodles. Add more pepper when drinking soup; When eating jiaozi, with a bowl of hot and sour soup, you will eat a lot of spices. Raiders 6: Always eat warm food, such as ginseng tea, ginger duck, longan tea, black sesame seeds, glutinous rice balls and so on. Wait, eating in winter not only keeps the body warm, but also achieves the effect of gradually strengthening the body. Hands and feet can't be cold any more.

There are many drugs in Chinese medicine that can improve and prevent cold hands and feet, such as ginseng, codonopsis pilosula, angelica, salvia miltiorrhiza, northern cape, pilose antler, rabbit silk, Morinda officinalis, cinnamon, cistanche deserticola, curculigo, cinnamon, cassia twig, ephedra, dried ginger, pepper, nutmeg, Alpinia katsumadai and so on. Wait, whether you are making tea, cooking or eating vegetables, you should eat more. Three Precautions to Prevent Cold Hands and Feet: * Ginseng and Lycium Soup, every 5 yuan, add water 1500cc, boil with strong fire, and then cook with low fire 15-20 minutes, and you can drink it.

* Ginseng and Walnut Drink 7-8 pieces of ginseng and 0/5-20 pieces of walnut/kloc, cover with clear water, boil with strong fire, and then cook with low fire 10-20 minutes. You can drink it warm and soup before going to bed, but it is best to take the cooked residue with you. * Jujube longan Drink jujube longan in moderation and add water to boil, which is especially suitable for people with anemia and dizziness.

Raiders 7: Don't be too hungry, don't be partial eclipse, lose weight excessively, and let the body store some proper amount of fat, which can help maintain body temperature. If you know in advance that you are busy with work today and can't eat on time, you can prepare some biscuits, bread or ginseng tea to replenish calories in time.

Raiders 8: Chinese medicine also has fixed prescriptions for treating cold hands and feet, such as Shiquan Dabu Decoction, Bazhen Decoction, Sijunzi Decoction, Siwu Decoction, Lizhong Decoction, Guizhi Jianzhong Decoction, Fuzi Lizhong Decoction, Guizhi Decoction, Gegen Decoction, Mahuang Decoction, Danggui Sini Decoction, Shenqi Pill and Gui You Pill. Wait a minute.

These traditional Chinese medicines are usually more suitable for people with deficiency-cold constitution. If you are not sure, you can also find a prescription from Chinese medicine. Raiders 9: Keep warm. Don't wear warm clothes less because you love beauty or are afraid of being laughed at for wearing too much. Various warm-keeping measures, such as coats, wool hats, gloves, scarves, masks, sanitary clothes, socks, etc. In cold weather, you should be fully dressed.

Before you take off your coat, you must make sure that it is getting hot. Don't take off your warm clothes immediately because of mental irritability, nervousness, hot flashes, or fever after activities. Don't wear too tight clothes either, because too tight clothes will hinder blood circulation.

Before going to bed at night, remember to put on warm wool socks to help your feet keep out the cold. It should be noted that if your feet lose temperature, it is not easy to fall asleep. Introduction 10: Take a bath with essential oil when you are free, and add ginger or chamomile, basil, cinnamon, rosemary and other essential oils and pepper bath agents to hot water to promote blood circulation and warm your body. When taking a bath, you can alternately shower your hands and feet with cold water and hot water, and achieve the purpose of dredging blood through the expansion and contraction of blood vessels from cold to hot.

Soaking hands and feet with hot water before going to bed can also promote peripheral blood circulation and help you fall asleep. Don't forget to dry your feet with a towel immediately after soaking, and put on warm socks quickly.

Super soaking agent for hands and feet: If your hands and feet are really cold, just hot water can't satisfy you. I suggest you find a bucket with hot water+rice wine+ginger, and the ratio of hot water to rice wine is 1: 1. It is very effective to soak while watching TV or having a rest. Introduction 1 1: acupoints * *. The name Yang Chi means.

3. Tips on how to keep warm.

Nursing scheme of cold hands and feet

Soak your feet every day

Soaking feet is the most effective method. Add hot water of about 40 degrees to the deep basin, so that the water overflows the ankle. Soak for about 20 minutes, you will feel whole body fever, indicating that after the blood circulation is smooth, the body begins to heat up. If you rub your feet while soaking them, the effect will be better.

aerobic exercise

Jogging, brisk walking, skipping rope, disco dancing, playing Tai Ji Chuan, etc. It will make all parts of the body move and promote blood circulation, but don't exercise too much. High-intensity exercise and excessive sweating will "release yang" and have the opposite effect.

Wear cotton socks

Pure cotton socks are not only soft and comfortable, but also absorb sweat from your feet, keeping your feet dry and comfortable all day.

Caloric food

The weather is cold, in order to increase calories and improve the coldness of hands and feet, it needs to be supplemented deliberately. It is cold in winter in the north, so you can supplement warm foods, such as beef, mutton or dog meat. The mild climate in the south is more suitable for adding sweetness, such as chicken, duck and fish. And try to eat less cold fruits such as pears and water chestnuts.

In order to ensure adequate sleep

Get at least 6 hours of sleep every day. Adequate sleep is conducive to the storage and accumulation of yang.

* * * Hands and feet

If you have time, you can often rub your hands and feet to improve the microcirculation of peripheral blood vessels, which has the effect of warming your hands and feet.

Good health!

Who knows some common sense to prevent cold hands and feet?

Eat more foods that promote blood circulation, such as sesame, spinach, peanuts, tofu, fresh fish, garlic, shallots, peppers, curry and so on.

Protein, fat, vitamin B 1, B2, amino acids and iron in beef and mutton can also improve cold hands and feet. Cold hands and feet are mainly caused by poor regulation of autonomic nervous function and thinning of blood vessels.

Plus toes, knees, shoulders, fingers, etc. They are all joints with more exercise, less fat, less calories and less blood vessels, and they are more likely to feel cold. Due to physical weakness, it is more likely to cause cold hands and feet.

You should do more exercise to strengthen your physique! Do aerobic jogging, brisk walking, mountain climbing, rope skipping, disco dancing, playing Tai Ji Chuan, etc. Will make all parts of the body active and promote blood circulation! Be sure to keep warm scientifically and reasonably, drink some red wine before going to bed, soften blood vessels and promote metabolism! Often in bask in the quilt, I often go to hot springs, saunas and hot baths to promote blood circulation. This is mainly because the natural temperature drops, the yang is insufficient, the human body itself is also insufficient, and the body appears yang deficiency.

In addition, due to the cold weather, the ability of vasoconstriction and blood return will be weakened, which will make the blood circulation of hands and feet, especially fingertips, not smooth, which is often called "poor circulation of nerve endings", resulting in the feeling of cold hands and feet. This situation generally happens to women, especially women over middle age. Mental workers are more likely to have cold hands and feet than manual workers, but they are rare among healthy young men.

Improved method: 1. Eat American ginseng. This is a good medicine for invigorating qi, which is peaceful, nourishing and not dry.

You can drink it alone in water. 2. Eat sesame seeds and peanuts.

Rich in vitamin E and various nutrients, it contributes to the absorption of vitamin B and enhances the cold resistance of nerves. Vitamin E also has the function of dilating blood vessels, which can strengthen the blood circulation of limbs.

3. Eat more onions, peppers and other foods that can help the body generate heat and promote blood circulation. Other measures: Soaking feet with hot water at ordinary times can not only keep warm, but also relieve tired nerves.