This Summer Understand Everything About Sunscreen SPFs From Shahnaz Husain!

Shahnaz20 May, 2021Health

Your skin needs immediate protection from the UV rays emanating from the sun as they can cause damage to the DNA in your skin cells and further increase the chances of you contracting skin cancer. The SPF number 30 means that about 3% of the UVB rays can affect you, while SPF 50 means that 2% of the rays can hit you and the difference between the two is precisely 50 %. However, the theory of 'the greater the number, the better the result' may not hold in the case of sunscreens.