Actinic cheilitis (AC) is caused by long-term exposure to UV rays. Although AC is not ᴄᴀɴᴄᴇʀᴏᴜs, the condition can often turn malignant, leading to squamous cell carcinoma.

Discolored nails

Changes and discoloration in the nails are another warning sign of some skin ᴄᴀɴᴄᴇʀs, especially melanoma.

The most alarming change in your nails that you need to look out for is the sudden appearance of a dark streak or line running down the nail from the base to the tip.

These lines are known scientifically as melanonychia and can be a warning sign of melanoma.

Other warning signs to look for in nails include changes in color, texture, uneven pigmentation, and cracks, peeling, or deformation of the nails.

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