Rules for right sun baths.

 Sun cure or sun bath prescribing just a doctor, and these are using by rules:

For a first day staying under sun rays avoiding for 5-10 min, for a second day a taking bath are 15 min, after rising a time on 5 min, leading slowly till 50-60 min, and staying on a sun a more, than one hour avoiding.

Within all day using 3 séances in depending on from disease, avoiding leading to organism overheat, head care with bandana or hat, eyes with sunglasses avoiding injury retina ,  taking sun baths since 7.00 am till 9.00 am, and   since  4.00 pm till 5 pm, and every time after beach take a shower.

Vitamin D is sunny vitamin are group for importance fatty dissolving vitamins D1, D2, D3, D4, D5, D6,and for person base role plays D2 /ERGOCALCIFEROL/, AND D3 /CHOLECALCIFEROL. They are entering in organism with meal and remedies, and D3 synthesizing in skin under affecting for sun rays, and for this ability calling sunny vitamin. And on the sun  in organism forming are 90 percent of vitamin D, as with meal entering on ten percent. A base function of vitamin  D in organism is regulation calcium metabolism and phosphorus, giving for grow and integrity for bones. Vitamin D needing for blood coagulation, for normal heart work, central nerve system, sex glands, thyroid gland and parathyroid glands. Within a day for adult you must get 10-12.5 mkg for vitamin D, for children till ten y.old are 5 mkg. Daily dose enter must in organism with meal, and base vitamin source is sun. Just 10-15 min staying under sun rays for 2 times/week are enough for organism filling are needing quantities of vitamin  D . But a light of sun not ability constantly forming in skin vitamin D 3, when in spectrum having ultraviolet rays, and theirs availability from season, geographic latitude and other factors. Thanks for that vitamin D is fatty dissolving and not washing out from organism with liquid, and slowly removing with gall, and thus a stock a few non-active vitamin D in liver is keeping within a few months.