In about 10 percent of cases, the cells can transform into squamous-cell carcinoma, the second-most-common skin cancer ... are sometimes called "barnacles of old age." While their cause is ...

How do precancerous skin ... of age, Merola says. A common one is seborrheic keratosis — benign, wart-like growths with the appearance of brownish candle wax. “They’re like the barnacles ...

How do precancerous skin ... of age, Merola says. A common one is seborrheic keratosis — benign, wart-like growths with the appearance of brownish candle wax. "They're like the barnacles of ...

And because most people get them when they're middle-aged or older, they're sometimes referred to as "barnacles ... skin," Lee said. Read more: The best pimple-popping videos of 2018, from a 50 ...