5 physical reactions of the body to the cold

Low temperatures have already started, so the human body must prepare itself before the threat that this entails, that is, respiratory diseases. Therefore, it is essential that you wash your hands, avoid leaving with wet hair and keep yourself warm.

When you feel very cold near anyone, the organism It can react in different ways and reveal symptoms that, sometimes, people can not explain. That's why here we give you the answers of five curiosities of the human body.

1.- Why do we tremble when we are cold?

The shaking chills they are a reflection of the body towards the cold; This is because the brain It emits nerve signals through the spine, so that the muscles contract and relax quickly. For this reason, it is normal for the jaws and teeth to shake. According to the Mayo Clinic, with the rapid contraction of muscles heat is produced in the body.

2.- Is it normal for a cold to be generated by cold weather?

This is a myth, because the colds they are generated when people spend a long time in closed and unventilated places, where the spread of virus it's easier, according to MundoViral.com

3.- Why do you crave high-fat foods during the winter season?

According to specialists, cold weather reduces levels of serotonin , so the human body has the need to cover them with high food in carbohydrates . In addition, with the change of diet , the figures of cholesterol , triglycerides Y blood pressure increase in winter, says Dr. Melina Jampolis, nutrition specialist.

4.- Why Do joints hurt?

The change in barometric pressure generates inflammation, and increases the intensity and sensitivity in patients with pain caused by a injury , arthritis or the aging, according to Vitónica.com.

5.- Why are the lips and skin dry?

The skin of the lips is very sensitive, which works best when it is a little wet; however, wet them with saliva it generates dryness and desquamation. To avoid this problem it is recommended to use a lip balm; while for the skin you should use a moisturizer, with the aim of generating a moisture barrier against the wind.

Video Medicine: Health Risks in Extreme Cold - Mayo Clinic (June 2021).