Diseases & Conditions

The bumpy truth

Most skin lumps and bumps aren't harmful, but here's what to watch.

By , Executive Editor, Harvard Women's Health Watch
  • Reviewed by Toni Golen, MD, Editor in Chief, Harvard Women's Health Watch; Editorial Advisory Board Member, Harvard Health Publishing; Contributor

cropped photo of gloved hands examining a bump on a person's upper back

Noticing a new lump or bump on your skin is never a happy discovery, especially if it's something unfamiliar — not your garden-variety wart, mole, or hives — and you're not sure whether to worry.

Even the term "lump" or "bump" can be confusing. Located on or just under the skin, these growths can be almost flat or "cause the skin to pooch out over them," says Dr. Rachel Reynolds, interim chair of dermatology at Harvard-affiliated Beth Israel Deaconess Medical Center. Beyond that, their characteristics run the gamut: soft and squishy or rock-hard, movable or fixed in place, round or irregularly shaped, or growing slowly or quickly.

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About the Author

photo of Maureen Salamon

Maureen Salamon, Executive Editor, Harvard Women's Health Watch

Maureen Salamon is executive editor of Harvard Women’s Health Watch. She began her career as a newspaper reporter and later covered health and medicine for a wide variety of websites, magazines, and hospitals. Her work has … See Full Bio
View all posts by Maureen Salamon

About the Reviewer

photo of Toni Golen, MD

Toni Golen, MD, Editor in Chief, Harvard Women's Health Watch; Editorial Advisory Board Member, Harvard Health Publishing; Contributor

Dr. Toni Golen is a physician specializing in obstetrics and gynecology, practicing in Boston. Dr. Golen completed her residency training at George Washington University Medical Center in 1995, and is an associate professor at Harvard Medical … See Full Bio
View all posts by Toni Golen, MD

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