Why don't the eyes feel the cold in the cold, why don't their eyes freeze? Why take care of your eyes in winter?

With the onset of winter frostswe carefully wrap the open parts of the body with warm clothing, thus avoiding hypothermia. The most difficult thing is to cover your face, because if a warm scarf can be pulled on the breathing organs, then the eyes always remain open.

Content

The cornea of \u200b\u200bthe eye and the vitreous body contain a large percentage of water, withthis eyes do not feel the cold in the cold. What protects the moisturized cornea and how harmless is the cold for the eyes?Let us consider in more detail the protective functions of the visual organs.

Why don't your eyes freeze?

Why does the human eye not feel the temperature? Eyes are not susceptible to temperature differences due to the lack of thermoreceptors or nerve endings.

To maintain a full -fledged vital activity of the eyes at a low ambient temperature helps the followingprotective functions, because of which eyes do not freeze:

Three layers of tear film - fat, mucous and water. The peculiarity of the water layer is a high salt content that eliminates the freezing of fluid at low temperature.
Deep r aspination of the eyeball - Most of the visual organ in the cranial eye socket. The protective function of the outer part performs the eyelid.
The system of thermoregulation of the body - At an environment too low, the movement of blood through blood vessels is enhanced, which provides an additional heat to the visual organ.Thanks to the correct thermoregulationthe human eye does not feel temperature.
The principle of the visual organ in humans is similar to many animal classes.

Why eyes in the cold watery?

Reasons,why are your eyes watery in the cold Maybe a few:

Age -related changes. At an older age, a person’s hormonal background changes, which is reflected in the biochemical composition of tears. When changing room temperature to frosty air, a person feels discomfort.
Large load on the visual organs in pr office activity. From-for prolonged eye overstrain, there is discomfort, cateagia increases many times in contact with cold air.
Hidden infection. A person has a characteristic discomfort in his eyes for a long period of time, but does not consult a doctor. As a result, eyes hurt with roomtemperature, a in the cold, they begin to cut and become inflamed.
Defensive reaction. In the winter coldsometimesthe eye feels cold, as a result of whichthe lacrimal points are compressed and the tributary of the tears increases sharply. This happens despite the fact that eyes do not freeze in winter. After time the outflow and tributary of the tears are balanced, The organs of vision are returning to the usual mode of operation.

Do your eyes freeze: how to protect your eyes in the cold season?

With severe frosts, the eyes do not freeze in the cold, but remain a vulnerable organ. Consider several unfavorable winter phenomenafor the visual organ:

Ultraviolet - The low location of the sun in the winter promotes bright light. In sunny weather, a large amount of sunlight affects the eyes. The snow and ice surface has a high ability to reflect sunlight. The reflected sunlight with prolonged contact with the eyes provoke conjunctivitis and vision of vision. When visiting ski resorts or living in a mountainous area need to protect the eyes with sunglasses.
Allergy to the cold - With prolonged finding in the cold, the eyes begin to blush, itch and secrete tears. This phenomenon can be prevented by preliminary instillation of antihistamines in the eyes and nasal passages. Allergies need to take special drugs. You can remove the swelling of the eyes after the cold using a compress of freshly planted tea bags. After boiling water, the tea leaves should completely cool, so as not to burn his eyes.
Hanging overdrying -Due to the sharp contrast between dry air in the apartment and wet winter air, redness and dryness of the visual organs are observed.Atcompliancesimple recommendations of the disease can be avoided.

At the first signs of discomfort in the eyesneed:

do not focus on one subject and often blink;
support water balance in the body, adjust drinking mode;
use in dry rooms humidifier;
provide high -quality workplace lighting in short winter days;
maintain vision in the winter time an additional complex of vitamins;
sign up to the doctor with pronounced discomfort of the eye more than 2-3 days.

If awateyya's eyes in the cold, The ophthalmologist will give usefulrecommendations and write down dropsto moisturize the eyes.

Useful products so that the eyes do not freeze in winter

You can support the work of visual organs with the help of food containingusefulvitamins and trace elements. A balanced diet will helpthe eyes do not freeze in the winter.

Anthocials In blueberry berries contribute to better blood circulation, which means the warming effect will be higher.
Fatty acid In fish products, with regular use, age -related changes will be delayed.
For the full operation of the retina, we rest on carrot And we make up for Vitamin Retinol.