How to Protect your Skin from Sun – Part 1

1. HowtoProtectyourSkinfromSun–Part1 dermaskincare1.wordpress.com/2021/09/16/how-to-protect-skin-from-sun/ Sunrayscancausemanydamagestoourskininmanyways.Itcancausesunburn,skin cancer and many more. That’s why it became important to apply extra protection on our skinto protect from sun rays. HerecomesbestsunscreengelorcosmeticwithSPF.Therearemanywaystogetsun protectionget to knowwhich one is bestfor you. Whyprotectyourselffromthesunatall Solarradiationistheveryfirstandforemostfactorinagingandskin cancer. ThesunraysdamagetotheDNAofskincells,andtanningisadefenseagainstdamage that prevents further damage to the cells. This damage can result in carcinoma and melanoma. Eventhelightesttandamageskin.Safetanningisanoxymoron.Donottrytoconvince me, yourself, or anyone else that sun and light tanning are beneficial. If you like sunbathing,please sunbathe. Butthereisnoneedtosaythatitissafe.HereIwillalsoincludehighlyfrivolousopinions that the sun heals the skin and, in particular, acne. The sun helps the skin look better by darkeningit, butultimately it onlyaggravates skin problems. Youneedtoprotecttheskinofanycolorandanyorigin.Ifyouhavedarkskinthathardly burns,this doesnot mean thatyou do notneed protection. Itisessentialtoprotectchildren,includingbabies,fromthesun.Don’tbefooledbystories thatsunscreensarebadfor children’s skin.Theirskincan besensitivetocertainfilters, justlikeadults.

2. UVAvs.UVB Solarradiation(UVradiation)isdividedintoUVA,UVB,andUVC.Thelatterremainsin theatmosphere,while thefirsttwo reachour skinanddamage itdifferently. UVBrayshavea290-320nmwavelength,andUVArayshave320-400nm. Readto know:Why should youWear SunscreenGeL UVArayspenetratetheskindeeperthanUVBandplayacriticalroleinskinaging. Sunburn also appears mainly due to these rays. They do not cause visible signs of damage. Thatis,theydonotproduceburns.DamagefromUVAradiationbuildsupovertheyears, and if you sunbathe well on vacation as a teenager, then after 30, you should not be surprisedat age spots. UVAradiationcausesmutationsincellsandalsocontributestothedevelopmentofskin cancer. TheintensityofUVAradiationpracticallydoesnotchangedependingontheseason, weather,and time ofday (except atnight, of course). UVBraysdonotpenetratedeepintotheskinandaretrappedintheepidermis.Andthey are the ones that cause burns. They also play the most critical role in developing skin cancerand onlypartially provoke photo-agingand sunburn. But they are responsible for the production of vitamin D. These rays do not penetrate glassandclouds,andtheirmostexcellentactivityoccursinMay-Octoberfrom10amto4 pm. SPFfactorinbestsunscreengel The SPF number shows how effective a product is in protecting against UVB radiation. NotUVAorfullspectrum.Thehigherthenumber,themoreradiationitblocks.Fromthis graph, you can see that between SPF 30 and 50, the difference is only a couple of percent. Butthisisonlyifyouapply theminathicklayer,and fewpeopleusethem.Andeven in thiscase,ahigherSPF sunscreengelprotects better. Whenappliedina thin(usual) layer, SPF50protectsmuch better. Skinthathasnoprotectiontakesabout20minutestogetsunburned.SPF15increases this time 15 times, that is, up to five hours. In other words, the factor needs to be multipliedby 20,and youget thetime thatyou cansafely bein thesun. BecauseSPFisnotanindicatoroftime,butoftheamountofradiationthatyourskinwith cream can withstand, compared to “bare” skin, different skin needs different amounts of radiationtoburn.AndtheamountofradiationishighlydependentontheUVindexon

3. eachspecificday.Insunny,cloudlessweather,muchmoreradiationwillfallonyourskin perunit of timethan in cloudy andcloudy ones. UVAProtection TounderstandwhetheryourcreamprotectsUVA,youneedtolookforspecificmarkings. In Derma Essentia best sunscreengel, contain PA ++++ (a different number of pulses dependingon the degree ofprotection) Thebroadspectrummark(meansthattheSunscreenprotectsagainstUVAinthesame wayas against UVB) TheUVAiconinacircle(meansthatthedegreeofprotectionagainstUVAisatleast1/3 ofthe SPF indicated onthe package). HowmuchSunscreentouse Accordingtodermatologist,youneedtoapply2mgoftheproductper1cm2oftheskin. It is 1.25ml for the face only. This amount ensures that the protection is as indicated on thepackaging. Thenumberwastakenfromexperimentaldata.Itistheamountatwhichanysunscreen workson anyskin. How muchit is byeye can beseen here. A lotion of medium consistency is about half a teaspoon on the face and neck and a tablespoononallotherbodyparts.Forthewholebodywithaminimumofclothing,you needabout 30 ml of cream. Itwouldhelpifyouhadmoreliquidlotionandlessdensethickcream.Butthevolumecan vary depending on the density and texture of the product. And it also, of course, depends onthe area of the face. You can try to calculate the location of your face and calculate how much you need. I countedandfoundoutthatIneeded0.8mlformyface.Howtomeasureiswrittenhere. According to research, most people apply half or even a quarter of the amount they need. Yes,when applied at 2mg / cm2, all sunscreens above SPF 30 will protect about the same.Butfewpeopleusesomuch,andheresunscreenswithahigherSPF(50-100)are better protected because a higher SPF, to some extent, can compensate for the disadvantagesof application. The question logically arises: why not make the best sunscreen gel that works when appliedinathinlayer?Becausethecoatingmustbeeven,anditisn’teasytoapplyathin layerevenly. Thick is much easier. To make things easier for yourself, use this rule of thumb: Apply two regular coats of Sunscreenand besure towait to drybetween applications.