Sun Block

?Ernesto L. Rios Class Composition 1 Prof Larsen 3/26/09 How does Sunblock works This essay is about how sunblokck works and the correct methods to physical exertion it. It also emphasizes the danger of the sun rays ( UVA/UVB). Many experts have different opinions on the subject but in reality is up to us as individuals to either use this product correctly or risk emerging injury on our skin. Sunblock works by blocking the suns UV radiation on the skin, both UVA and UVB. Fifteen to twenty minutes originally exposing yourself to the sun, it is ecomendable to apply sun blocker directly on the skin. Sunblock loses effectiveness after(prenominal) sweating, contact with water and after two hours of applying. As a rule, youre supposed to time the SPF (Sun Protection Factor), which is provided on the back of your sunblock container. This process provide allow you to know when to re-apply sunblok again. Traditionally we use the lotions, oils, sticks, and gels. Now, the two types of s unblock that argon available to us are the physical and chemic type. Physical sunblock is any product which carries zinc oxide and titanium dioxide.Both ingredients protect you micturate UVA and UVB rays. Physical sunblock reflects the light and UV rays off your face. This type of sunblock is better for sensitive skin. It rarely leaves any irritaion, itching or spot of the skin. Chemical sunblock has several active ingredients. There are no ingredients in the chemical sunblock that entirely protects you from UV rays. Most chemical agents work to protect us from UVB rays, all the while, not protecting us at all from UVA rays which are extremely harmful to the skin.In conclusion, taking care of your skin is very important. The vector sums of bad skin care could result in skin blisters, skin irritation and primarily, skin cancer. It is always romp to be out sunbathing. Specially if youre in Puerto Rico, Cancun,Aruba or anywhere in the caribibbean. What isnt fun is not using prote ction thus getting a nasty sunburn and having people heckling you about looking give care a lobster or even slapping you across the sunburned area. Trust me, Ive been with it myself and it isnt fun.