Wearing sunscreen every day is something that we have heard and read about. Sunscreen should be an eternal part of our all-round preventive skin care measure and applying sunscreen is the key to preventing many skin issues such as Skin Cancer. Ultraviolet rays from the sun can cause the skin cells to malfunction and lead to skin cancer.
UV rays also cause the breakdown of collagen and elastin leading to lines, wrinkles, pigmentation and sagging skin. People who use sunscreen correctly every day have 24% less chances of developing signs of ageing than those who don’t. Sunscreen helps prevent tanning too. Sunscreens need to be reapplied very 2-3 hours. Chemical sunscreen wears off or sweat off quickly.
Look for a broad-spectrum sunscreen. The main danger is from the ultraviolet light of sunscreen it damages the skin cells and cause premature ageing. A broad-spectrum sunscreen on a daily bases protects the skin cells and covers both UVA and UVB lights.
Physical sunscreens provide instant cover. They are made of zinc oxide or titanium dioxide that form a shield on the skin surface. Also, physical sunscreens are more resistant to water. Chemical sunscreens sponge the sun rays and convert them into heat. They are good for use of indoors too. However, avoid using them if you are prone to rashes or rosacea.
Sunscreens are water resistant and not waterproof: This means they are effective for about 40-80 minutes in water depending on the label, you need to reapply after that time. Use SPF of 30 or higher as it gives about 97% protection from sun rays. Sunscreens are effective in blue light protection too therefore, when in doubt always wear a sunscreen.