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Interesting medical facts

We all strive to learn more about our bodies and can never just pass by another “Did you know…?” Read this article to learn some interesting medical facts you haven’t heard of before or click on part two to find out other interesting medical facts

What is “brain freezing”?

This is a painful feeling in a forehead when nerves of a mouth are irritated in case of using too cold foodstuff, such as ice cream or cold drink. Nerves are in your mouth, and the think-tank is in a skull, where you feel pain, considers the doctor of medicine Seymour Diamond, the chief specialist and the chairman of National institute of research of a headache in Chicago. This pain is well known as conductive. Why do people feel pain in one place, when the irritant affects the another? Nobody knows definitely. But it is known for certain that people who suffer from migraine are more subjected to head pain while eating ice-cream, Diamond considers. He adds: “We also know that slow eating and drinking allows to reduce an ill effect of cold food. As soon as you have felt a headache, the fastest way to get rid of it – to drink something warm”. Scroll down to read more Interesting medical facts.

What if earwax serves for a definite purpose?

Interesting medical facts

Interesting medical facts

Naturally, it protects ear channels from unauthorized invasion of alien objects. Earwax, or сеrumen scientifically, is produced by glands in an external ear to protect an inner ear from an infection. Sticky substance doesn’t allow dust, dirt and small insects to get inside. “Leave it alone”, – said Andrew Cheng, professor of medicine, the otolaryngologist of Hospital of an ear, throat, nose in Manhattan . “Ears are capable to self-clean. Wax itself is moving slowly cross the ear and out of it, dries up, falls off or is washed away when you soap your head with shampoo.

But if you are so depend on Q-tips, clean only the external part of the ear. Ear channels are as dead-ends. Sticks will only push the wax back”, – Cheng says and adds that “it is possible even to scratch the ear channel or to pierce an eardrum”.

And what about goose bumps?

You just have frozen or are frightened. When you are cold, muscles around hair bulbs are reduced, forcing hairs to rise, creating the insulation layer. All mammals have an “uplift wool” property. But on a human body there isn’t enough hair that makes reaction such distinguishable, it is only the residual reflex which we inherited from our “shaggy” ancestors, explains Potts. And the goose bumps which are shown when we are frightened  is another residual reflex. Potts and others assume that million years ago abundant body hair of our ancestors “bristled”, giving them a huge, frightening look that predators didn’t touch them, and looked for more modest prey. How’s that for interesting medical facts?

Is it true there is a connection between a carrot and a vision?

Yes, exists, as well as with other products rich with vitamin A, considers Michael Eph Marmor, professor of ophthalmology of university of medicine in Stanford. The organism uses vitamin A for maintenance of nervous cells of a retina which is necessary for normal vision. People with deficiency of vitamin A are subjected to a large number of problems with vision, it as “night blindness”. Many red, yellow, orange and green leaf vegetables, including sweet potatoes, cabbage, mango and a papaya, contain vitamin A. Eggs and a liver are rich with it. Do you want to read more interesting medical facts?

Why lips become thinner with age? 

As more senior you become, less collagen is produced. A collagen is the protein which supports the soft tissues of a body. It gives the lips their seductive plumpness. Solar ultraviolet rays blast a collagen, and lips become thinner. One of ways to keep lip plumpness, tells Kliaynsmit, consists in their protection against the sun. For this purpose it is necessary to apply lipstick or balm with sun protection cream.

What’s wrong with teenagers, if they sleep longer than usually?

They are not lazy, they just can do nothing with it. In the childhood the hormone melatonin which is responsible for the cycle “dream-cheerfulness” is produced by a strobiloid gland in the early evening. When the puberty period comes at the age of 10-14 years, melatonin is made later – at 9-10 in the evening. Such change often prevents teenagers to go to sleep before 11 o’clock in the evening, the expert of a teenage dream, the candidate of science Mary Ey Clarkson says. As teenagers need nine and more hours of sleep, they compensate late withdrawal for sleeping by the fact that they sleep longer than usual.

Let us know in the comment section if you already knew about these Interesting medical facts.

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