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Protecting your skin from the sun could help to save your life. It can prevent the sun damage that leads to skin cancer, as well as many other skin problems.
Sunlight contains a range of different wavelengths of light, many of which are completely harmless. However, some of the invisible UV light that comes from the sun can damage our skin. UVA and UVB light can penetrate deep into our skin. These powerful rays can damage the DNA inside our cells. Our bodies can often repair the damage or eliminate the affected cell, but over many years the effects can build up. The accumulated damage can make our skin appear older. In some cases, a damaged cell doesn’t get repaired properly. It might start behaving oddly, which could be a problem if it begins to divide rapidly. One damaged cell could grow into a tumour.
Sun damage can have many different effects on your skin including:
It is important to protect your skin from the sun in order to limit the damage and prevent these problems from occurring. Sun protection can help to keep your skin looking more youthful, while also reducing the risk that you will develop skin cancer.