There are three main causes of armpit pimples: sweat, hair, and bacteria.

Learn why they happen, how to treat them, and how to prevent them.

It can be acne-like, but several different things can cause it.

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Keep reading to find out whether those bumps in your armpit areactuallypimples or something else entirely.

What causes bumps under my armpits?

Ingrown hairs

First, there areingrown hairs.

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board-certified dermatologist

), youre likely somewhat familiar with what these look like.

Dr. Lee explains that these types of bumps occur when an ingrown hair becomes inflamed due to irritation.

The causes tend to overlap between acne and folliculitis.

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What causes armpit bumps?

First, donottry to pop what you think might be a pimple under your arm.

How to prevent armpit pimples

1. verify you regularly clean your underarms with gentle soap and water to eliminate any bump-inducing bacteria.

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Shave in the direction of hairgrowth

Your mom was right: Therearebenefits to shaving down instead of up.

To prevent ingrown hairs and frictional folliculitis, you better shavein the direction ofhair growth.

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Black hair woman wearing a grey and white bra giving herself a deep cleansing session with a face brush and Gatineau skincare face wash lotion, after her shower. Studio skincare portrait over isolated background.

board-certified dermatologist

A curvy woman applying cleansing balms and smiling to her reflection in the mirror.

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