Skin bumps are extremely common and usually harmless. From pimples to moles to bug bites, your skin reacts to everything from hormones to allergens to minor injuries. But while most bumps are benign, some can signal infection, allergy, or even skin cancer. Here’s how to tell the difference—and when it’s time to see a docto Common Types of Harmless Skin Bumps TypeWhat It IsAppearanceDurationMiliaTiny keratin cystsSmall white bumps (often on cheeks/nose)Weeks to months; go away on their ownSebaceous hyperplasiaEnlarged oil glandsSoft, yellowish bumps with central dimplePermanent but harmlessCherry angiomasClusters of blood vesselsBright red, smooth, round spotsIncrease with age; benignSkin tagsExtra skin growthsSoft, flesh-colored flaps (neck, armpits)Permanent unless removedKeratosis pilarisClogged hair folliclesRough, sandpaper-like bumps (upper arms/thighs)Chronic but improves with moisturizing Post navigation HT2. Sarah Palin In G-Strlng Photos Leave Little To Imagination..Take a look! They find missing plane after 40 years with over 92 pa… See more