A dark, waxy bump on your grandpa’s neck might seem harmless, but changes can raise questions about its nature. Many of these bumps are seborrheic keratoses, common benign growths that “typically appear after age 50.” They can be brown, black, or tan with a waxy, “stuck-on” look, often mistaken for skin cancer.

Seborrheic keratoses may appear alone or in clusters, sometimes showing up quickly on the neck, chest, back, or scalp. Their sudden appearance can catch people off guard. Despite their alarming look, these growths “are not cancerous and do not become cancer.”

The real risk is assuming all spots are harmless. Any spot that “changes in color, size, or texture—or that bleeds—should be examined by a clinician.” Early evaluation helps distinguish benign growths from more serious conditions.

Doctors often use a dermatoscope to identify seborrheic keratoses. If removal is desired, options include freezing (cryotherapy) or gentle scraping.

Being proactive gives reassurance and safety. Checking suspicious spots with a dermatologist “trades silent fear for informed clarity,” ensuring peace of mind while keeping skin health on track.