Legends and truth

Spinach is rich in iron:
The Iron Element of spinach is indeed a little higher than other vegetables. The key is that scientists used to point the wrong decimal point so that they could have the Popeye cartoon.

Rabbits should eat carrots: anyone who raises rabbits knows that rabbits do not like carrots at all.

Shark Fin nest with rich nutrition:
Some people believe in the nutritional value of shark fin and bird saliva... In addition to bird saliva, or half-digested fish and shrimps, the bird's nest is not as nutritious as vermicelli and fungus!

You cannot raise a cat when you are pregnant:
As long as you go to the pet hospital for a pest control test, the Doctor will save you a lot of trouble, not just cats, pigs, cattle and sheep, and other triggers can be infected with bows. In addition, the proportion is much higher than that of cats ...... In addition, cats are infected only once in a lifetime. The vast majority of people who have been infected with bows have never raised cats for the rest of their lives.

It takes 12 hours to charge a lithium battery three times before: the previous battery needs to be fully charged and used for activation. It is now a lithium battery, and this is not required.

9. It is common in TV movies. A social expert B dipped his finger in white powder to taste the drug ...... The higher the purity, the faster the purity.

Genius is 99% of the sweat and 1% of the inspiration: the original saying is "genius is 99% of the sweat and 1% of the inspiration, but this 1% of inspiration is far more important than 99% of the sweat 」.

Teachers often use "I have a cliff, but I know that there is no cliff" to educate us to study well: in fact, the original article is "I have a cliff, but I know that there is no cliff, so I want to have a cliff without a cliff, i'm sorry 」...... The opposite is true.

A cold is caused by a cold virus. Taking anti-inflammatory drugs can cure a cold: cold medicine does not clear the cold virus, but relieves cough, nose, and other symptoms.

"The farthest distance in the world Is not life and death, but that I stand in front of you, but you don't know-I love you." It was written by Master Tagore-A masterpiece by Ms. Zhang Xiaoyu.

It is unhealthy to eat too late, and it will make people fat? If so, the people in the Mediterranean would be miserable. There is no evidence that eating full food can make people sleep well, and no one can prove that the calories they eat after are especially fat, and eating habits are very important, this is the correct idea.

Traditionally, the eskimoans live in the dome ice house:
The Eskimo people we commonly call prefer to be called by others by their own names, "inut people. Aside from that, they used to live in huts and tents. They built a dome ice house only when they needed to spend the night hunting on ice.

Plastic than wood health:
Scientific experiments show that bacteria that cause disease on wood, such as salmonella or Escherichia coli, will soon die, but bacteria on the surface of the plastic basket can survive, even some of them will continue breeding!

The dream lasts for only a few seconds:
In the past, for a long time, sleep experts believed that every dream lasted for only a few seconds, even if the dreamer thought it was a long dream. As a matter of fact, people often read a long novel when making a small notebook. But now we have determined that some dreams can be as long as 30 minutes. Similar to a dream in the early morning, it is usually longer than a dream just fell asleep. In addition, everyone will dream-even if he does not remember anything at all.

People in the Columbus age still believe that the Earth is a plane:
In the 15th century, no one will think that the Earth is a plane, as long as an educated person or a sailor. The plan for West Columbus heading for India will hit the wall at the beginning and cannot find funding, for other reasons. Because at that time Columbus calculated the earth circumference of only 20 thousand kilometers, but the Portuguese king's advisor group was estimated to be 40 thousand kilometers-in fact, this is relatively practical data. In addition, his attitude and manners may also have financial sponsorship requirements, which make people feel bad.

Horse standing and sleeping:
A horse can stand and sleep, but if they feel safe and well-off, they are happy to lie down and sleep. A horse-raising expert can say that, in a group of horses or in a stable, never all horses lie down and fall asleep at the same time. There will always be a horse standing and guarding!

Only a genius can draw a portrait to make the viewer feel staring at it all the time:
From which point of view, Mona Lisa looks like a viewer's eyes. However, there is no magic in it, and it does not need to be as talented as Da Vinci to draw this effect. Basically, this is just a simple trick: Draw a pair of eyes in the painting on a straight line that splits the entire painting vertically.

Does an acid food cause stomach perforation?
It is a common scary fairy tale for parents who want to prevent their children from eating too much soda and other messy sweets but are helpless. The human stomach is originally containing the stomach acid of the digestive food, so our stomach will not be hurt by acidic substances.

What are the health benefits of vitamins?
Many nutrition experts remind you that vitamins are not supplemented by more supplements, so do not take Single supplements, such as vitamin E and calcium tablets. But you can take a comprehensive vitamin every day, security and practice. However, some experts have warned that even taking a comprehensive vitamin every day may cause problems. Because the amount of vitamins and minerals in some vitamins exceeds the safety level, and more studies have pointed out that high doses of vitamins are not good for health and disease prevention, it increases the risk of some diseases. For example, a few large foreign studies have pointed out that people with high levels of vitamin A in the blood are also at a high risk of osteoporosis. In addition, studies have found that excessive vitamin A intake increases the risk of a fracture by two times. In addition, the vitamin A we take accumulates in the body, unlike water-soluble vitamins (such as group B and C) that can be discharged with the urine.

Important materials need to be burned into the CD, so you can feel at ease:
Most people think that the burned-out data of optical discs can be stored permanently. In fact, it is not the case that at most 20 years of life is required for general optical discs. special high-priced films can be used for decades. If they are not properly preserved, in a few years, I will also ask questions. The life of a dvd burn-in is lower. A poor burn-in may be less than a year, and the dye on the CD may deteriorate slightly, making the information wrong.

Drinking can protect the cold, and you need to drink it when the snow is killed:
Drinking cannot protect the cold. Not only can we not resist the cold, but it is also the culprit of temperature loss. When drinking wine, the first cause is the vascular expansion, and the body's blood flood into the surface of the body. This period made us feel warm (and flushed), but unfortunately this is just a representation, with the circulation of blood from the depths of the body to the surface layer, the body temperature also rapidly decreases from the deep layer to the surface layer. If you drink too much, the central nervous system of the brain will further lose its function, not only the thinking power and mobility will be out of control, but also the connected temperature adjustment function may be suspended. The temperature loss cannot be improved, resulting in the loss of temperature.

Fruit after meals

Many people like eating fruit after meals, which is a wrong habit. After the food enters the stomach, it takes 1 to 2 hours to digest. If you eat fruit immediately after a meal, it will be blocked by the previous food, resulting in the fruit cannot be digested normally. After a long time, it will cause bloating, diarrhea, constipation and other symptoms.

Strong tea after meals
Drinking tea after meals will affect the digestion of food. In addition, tea leaves contain a large amount of Tanic Acid. Drinking tea after meals will combine the protein that has not been digested in the stomach with Tanic Acid to form a hard-to-digest sediment, affecting protein absorption. Tea also hinders the absorption of iron, which can even lead to iron deficiency anemia for a long time.

Smoke after meals

Smoking after meals is 10 times more dangerous than usual! This is due to the increase of blood circulation in the gastrointestinal tract after eating, resulting in the absorption of harmful components in smoke, damage to the liver, brain and cardiac vessels, and cause these diseases.

Bath after meals
Take a bath after meals, the body surface blood flow will increase, the gastrointestinal blood flow will be correspondingly reduced, so that the gastrointestinal digestion function is weakened, causing indigestion.

Put your crotch after meals
Many people feel panic after eating too much, often put a belt buckle, so although the stomach is comfortable, but it will cause a decrease in the internal pressure of the abdominal cavity, forcing the stomach to drop. In the long run, we will suffer from a really drooping stomach.

Walk after meals
After the "Steps", not only cannot survive the "", but also because of the increase in the amount of exercise, affecting the absorption of nutrients in the gastrointestinal tract. Especially in the elderly, blood pressure may decrease if the cardiovascular function is impaired, and the vascular hardening occurs.

Karaoke after meals
There is also a saying that "Sing ELE. Me and ELE. Me" is correct. After eating, the stomach capacity increases, the stomach wall becomes thinner, and the blood flow increases. Singing will make the diaphragm move down, the abdominal pressure increases, and the light will cause indigestion, and the heavy will lead to gastrointestinal discomfort and other diseases.

Drive after meals
Drivers are prone to car accidents immediately after meals. This is because gastrointestinal digestion of food requires a lot of blood, resulting in temporary cerebral ischemia, resulting in operation errors.