It’s proven : 75 % of the exposure of the skin to UV occurs only outside the summer period, which is the rare moment when we use a sunscreen, says Claire Byrne, Director of Innovation Boots.
Furthermore, 90% of skin aging is due those rays.
Especially UVA, which penetrates deep dermis where they cause irreversible damage to the skin fibers, guarantee the firmness of the skin.
Present all year, unfiltered by clouds, these rays are even threatening winter gray weather and through the windows !
Use cream with a broad-spectrum protection throughout the year is therefore essential to prevent many skin damage such as dryness, sensitivity, redness, wrinkles, spots, gray complexion.
UV and are not solely responsible for this undermining.
Infrared also amplify all skin damage.
An SPF 15 is sufficient apart from exceptional sunlight conditions.
Shock – arguments in response those who believe that skin under filters every day, constantly overloaded in chemicals, uses less natural protections and loses its ability to defend itself, including against UV.
It also may produce less vitamin D.
This new UV attitude explains the wave of new photo- protective day creams, specially equipped with filters in addition to their action moisturizing, anti-aging or corrective.