in City of Buenos Aires (Kappa) and Buenos Aires Province (PBA), and the ultraviolet index (UVI) is expected to reach. The maximum value is from 9.0 to 11.0which is considered a High to high risk category (unhealthy to very unhealthy). This means that the risk of damage resulting from unprotected exposure to the sun’s rays is great, so extreme precautions must be taken, in particular Between 10am and 4pm..
Unlike the rest of the country, which maintains high levels of UV radiation, such as in late spring. he National Meteorological Service (SMN) Other reports indicate that several provinces, including the Litoral and Cuyo regions, will see indices ranging between 8 and 11 (from highest to maximum). Even in Areas like Bahía BlancaAlthough the weather may be unstable, IUV will remain at levels that require protection.
What is the UV Index and why is it important for health?
he Global solar UV index It is a standard measurement, promoted by the World Health Organization (WHO), that describes the level of solar ultraviolet radiation at the Earth’s surface. It is expressed on a scale starting at 0 (zero) and, generally, up to 11 or more (extreme). The higher the IUV value, the greater the chance of skin and eye damage, and the shorter the time these injuries last.
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For this reason, it is necessary to know IUV because, Of value 3 or higherThe World Health Organization recommends applying preventive measures against sunlight. The index is classified into: Categories range from low (1-2) to severe (11+)The classification helps residents make informed decisions about the need for protection, such as seeking shade, wearing a hat and applying sunscreen, thus preventing adverse health effects in the short and long term.
The danger of the sun’s ultraviolet rays to health
Excessive exposure to ultraviolet radiation is a risk factor for the development of various conditions. short term, The most common damage is sunburn or erythemaA sign that the skin has received an overdose of radiation. In addition, UV rays can produce inflammatory eye reactions, such as actinic keratitis. Although moderate exposure is necessary for vitamin D synthesis, the key is protection.
In the long term, the risk is greater Increased risk of skin cancerincluding skin cancer, which can be fatal. Ultraviolet rays also speed up the process Premature aging Skin as a result of deterioration of cells and fibrous tissue. In the eyes, it is associated with chronic exposure The appearance of cataractsIt is responsible for a large proportion of visual impairment worldwide, according to the Pan American Health Organization.
Recommendations for personal care against ultraviolet rays
What international organizations recommend when faced with high or severe levels of UV radiation is to limit exposure to sunlight as much as possible. You should generally avoid going outdoors or seeking shade during central hours of the day Between 10 AM and 4 PMwhen radiation is at its strongest. If outdoor activity is unavoidable, it is necessary to reduce the time spent in the sun and sun Use physical barriers for protectionPromote basic measures such as proper clothing, hats and sunscreen.
At the same time, include personal protection measures Use protective clothingsuch as long-sleeved shirts, and a Wide brim hat To protect the face, neck and ears. It is necessary to protect your eyes with it Sunglasses Envelopes that guarantee 99% to 100% protection from UVA and UVB rays.
Finally, you should apply generously Broad spectrum sunscreen with a protection factor (SPF) of 30+ or higher On all exposed skin areas, repeat the application every two hours or after swimming or sweating. Particular attention should be paid to the protection of children and infants.