Your skin makes up over 15% of your total body weight and is the largest organ in your body.

Tt is a powerful self-healing tool that gets rid of waste products from the body. Regulate your body temperature like a thermostat guards your body against baterial invasions and protects you from dehydration and ultraviolet radiation. 

The sun's rays affect skin through ultraviolet radiation. Sunscreens are chemical compounds that are created to shield the skin from two types of ultraviolet radiation called UNA and UVB. These two enomies of your skin can cause damage and inarease your risk of skin cancers.

UVB causes sun burns,while uva will penetrate deeply into the skin,causing wrinkles,sagging,leathering and other long-term irreversible problems.

Choose a broad-spedtrum sunsareen that protets you from both UVA and UVB,if you work outside or will be spending a lot of time outdoors, you will need stronger water and sweat resistant sunsareens that will protect your skin during hotter weather. If you sweat heavily during the day and are continuously exposed,you should reapplly the sunscreen every two to three hours.

Some people ask: if it's cold or aloudy outsidedo Ineed sunsareen? 

UP to 40% of UVA and UMB rays readh the earth on a completely doudy day, you can get a serious sunburn on a cloudy day or in colder temperatures,protect your skin and it will protect you,thanks for watching and have a safe day.