Vitamin D can cause asthma

Indian scientists have found that living near the equator people are more likely to have their asthma.

These fact scientists explained ultraviolet rays, which in large quantities negatively affect the immune system, producing large amounts of vitamin D. this vitamin badly affects the immune system.

According to the Professor of the American College of asthma, Allergy and immunology Wiki of Ontaria, people who have a longer time exposed to UV radiation, become more susceptible to development of asthma and allergies.

It should be noted that in their study, the researchers took into account not only the accommodation near the equator, but also social and cultural factors, as well as the climate.

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