Alondra Sierrat, a 24-year-old from California, is creating a big stir on social media with her moving story of battling melanoma, the most dangerous form of skin cancer.
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Can freckles trigger skin cancer?
Freckles are a result of the overproduction of melanin to protect the skin from the effects of the sun. Normally, this condition is present in a specific gene common in redheads, but it can also appear in other people with lighter skin.
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