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All human beings are not equal in the face of skin ageing as some benefit from a genetic background that lets them appear young for longer. However, it is possible to reduce this injustice as it has been demonstrated that more than 50% of skin ageing is due to our environment and our behaviour! Therefore, it is possible to slow down the appearance of signs of ageing by acting upon certain external factors like sun exposure. Indeed, the ultraviolet rays are veritable accelerators of skin ageing. What are the sun’s actions and how does the sun impact skin ageing? Our answers below.

The action of the sun on the skin

It is through ultraviolet (UV) rays that the sun acts in a positive way upon our body, by participating in the synthesis of Vitamin D. But in order for this synthesis to occur, we only need 10 minutes...

The role of the sun in skin ageing

It is because they damage our skin cells by altering their membrane and breaking their DNA chain that ultraviolet rays accelerate skin ageing. We do have a repair system for DNA, but this one is ineff...

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