We may have such common sense: more than the sun can prevent infant rickets. By the same token, children more than the sun can also caries, but caries is indirect, can increase the degree of calcification of the teeth, the teeth of cariogenic factors of resistance.
The sun's ultraviolet light can make the subcutaneous tissue of steroid substances into vitamin D. Vitamin D can promote calcium and phosphorus absorption in the gastrointestinal tract, is conducive to the teeth and bones of calcification. More than the sun can be seen on the dental health of children is also good.
However, excessive sun exposure is harmful, the skin pigmentation, resulting in sunburn (brown spots or dark spots) and actinic cheilitis, lip swelling showed Dental Artcles the formation of water gangrene, erosion, pus and blood scab, etc.
And some showed the formation of skin around the vermilion white chaff-like scales, with dry discomfort, no itching, recurring.
This is the result of repeated sustained sunlight. Generally occurs in people who are sensitive to sunlight, some drugs and vegetables may also increase the individual sensitivity to sunlight, such as tetracyclines, celery, mustard, carrots eight figs.
Prevention is the best way to go and summer, to take measures such as an umbrella shade and wear a hat, avoid direct sunlight. Of dry desquamation, and can be applied in the oil or sunscreen lip weeks.
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