Science disproves 10 myths about the human body!

There are some myths and rumors among people about the human body without scientific evidence, in this article, we will deal with 10 myths and refute it scientifically

1. Body hair grows more when shaving:


Pediatrician and researcher Rachel Freeman and assistant professor of pediatrics Aaron Carroll confirmed that this is just a rumor where recent studies have shown that shaving does not affect the density or rate of hair growth, in addition to it removes the outer dead part of the hair and not the inner part of the living under the skin, so they never affect the rate and type of growth, in fact shaved hair is usually coarse, which leads you to think that it is thicker.

2. Calorie Calculation The most important way to control weight and monitor health:


Dieting and dieting are more important and complex in fact. Although calorie reduction is an effective way to lose weight, it is not the only factor. Determining your current weight and the weight you want to lose, and maintaining the nutritional balance of your diet, the freedoms you burn, and the muscles. All these elements play an important role in your health and are essential for fat reduction.


3. We need 8 hours of sleep during the day:


Sleeping for eight hours a day is not a bad requirement. This information may be valid in some, but it is not a rule required in all humans. A European study indicated that people with the gene known as ABCC9 can sleep much fewer hours than ordinary people, where the same Gene in fruit flies Scientists have been able to control the amount of sleep time in this flies by manipulating the gene.

4. Reading in dim light destroy eyes:


Researchers Rachel Freeman and Aaron Carroll also said that reading in dim light does not cause significant and permanent damage to the eye, although it may cause negative complications, but it is unlikely to cause a permanent change in the work and structure of the eyes.

5.Peeing on jellyfish stings soothe pain:


Laboratory experiments have confirmed that urine ammonia and alcohol, which are present in the urine, stimulate the cells affected by the sting to ignite more.

6. Slow metabolism causes obesity:


Dr. Jim Levine, an overweight researcher who has studied the metabolism of both lean and overweight people, has found that the results of this study were completely contrary to this lie.

7. Cold weather conditions cause colds:


Did your mother ever ask you to wear a winter coat to prevent the risk of a cold? . Mark Liner and Dr. Billy Goldberg have confirmed the authors of “Why Do Men Have Nipples? “Colds are not related to feeling cold, but rhinovirus, but it's hard for many of us to believe.

8. The head passes the largest amount of heat in the human body:


Temperature rises are not just centered around the head. It can be inferred that running out is not a good idea if you want to stay warm. Its origins are ancient military studies .. Recent studies have also proved that there is no relationship between the head and low temperature.

9. The snake bite can be cured by sucking the poison out:


It would be stupid to think that sucking the snake venom from a bitten wound is healing. It's a very bad idea. The Red Cross, when we are in similar circumstances:

Wash the sting with soap and water.
Do not move the sting area and try to keep the poison away from the heart.
Get medical help as soon as possible.
Tying the bitten organ to reduce the passage of blood flow to the heart.

10. It is dangerous to awaken someone who walks in his sleep:


It is really dangerous not to wake up a person walking in his sleep. It would be a shock to these people when they wake up to find themselves in places other than where they slept, it would be very confusing for them. Dr. Anna Craig, director of the Center for Sleep Disorders at New York University, An interview with the New York Times suggests that the best help we can offer to someone who walks while they sleep is to get them back to bed.

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