February 13, 2013

Sun ExposureSometimes it is not easy to avoid sun exposure, especially during warm season when there is plenty of sun and the day is very long. For some people who are sensitive to sunlight, sun exposure can cause unwanted complications and adverse effects, which sometimes can be really serious and possibly even lethal. But for most people some shot-time sun exposure is actually recommended since it is the best way to receive some vitamin D which is produced in our body only under the effects of the UV radiation from sun. At the same time, prolonged sun exposure or being under the hot sun is still considered dangerous and harmful to our health. The effects of sunlight on human body and our health have been thoroughly studied for many years, and the related researches are still going on in many scientific establishments. The researchers analyze the differences in health and disease dynamic in people who live in sunny climates and those who live in colder areas. Sometimes the findings of such studies are very interesting. Read the rest of this entry »

August 29, 2012

Sun ExposureMany experts agree to the fact that sun exposure has both good and bad effects on our health. As Dr. Paul Donohue, a health care expert and a health columnist at Herald Tribune explains, sun exposure is vital for our skin since it is the best way to stimulate vitamin D production and support our skin health. It usually takes quite a short period of time (from 8 to 15 minutes) for our body to produce sufficient amounts of this vitamin, so there is no need to stay under sun for a long period of time. Tanned, firm and healthy looking skin is the most important positive side of brief sun exposure for most of us. At the same time, there are the drawbacks which include negative changes in the body caused by UV B rays, and regular prolonged sun exposure can cause serious changes in our DNA and highly elevated cancer risk. Read the rest of this entry »