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Doctor insights on: Why Do I Have Bumps Under My Armpit

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Dr. Bennett Machanic
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Axilla (Definition)

Area of human body directly under the joint where the shoulder connects to the arm. It contains axillary vessels, brachial nerve plexus, lymph nodes & vessels, axillary ...Read more


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Found two small bumps under my armpit, they do not feel sore unless i press on the smallest. I just gave birth a week ago. What are they?

Found two small bumps under my armpit, they do not feel sore unless i press on the smallest.  I just gave birth a week ago. What are they?

Lymph nodes: Congratulations you just gave birth. You noticed two small bumps in your arm pit. They are not tender but a little swollen. Since you gave birth you might be breast feeding. It is possible that your lymph nodes are swollen. Best to keep an eye on them and if they remain swollen then show them to your doctor at next visit. ...Read more

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Dr. Bennett Machanic
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Why do I keep getting huge bumps under my armpit that are like boils. They hurt really bad.

Folliculitis: Could be infected hair follicles. I would be concerned about lymph nodes too. Please see a doctor as soon as possible. ...Read more

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I have a big bump under my armpit?

I have a big bump under my armpit?

Needs to be seen: In your armpit, its commonly a local skin abcess(infection). Or it could be a lymph node. Either of things should be evaluated. ...Read more

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There's a bump under my armpit that has been there for a fee weeks, it hasn't grown is that something to worry about?

There's a bump under my armpit that has been there for a fee weeks, it hasn't grown is that something to worry about?

May be: It could just be an ingrown hair or a skin tag. However, there are glands in the armpit too, and you don't want one of those to be swollen for more than about a week. It could also be a cyst. You probably should get checked out to make sure it isn't anything serious. ...Read more

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Dr. Bennett Machanic
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What could a red thick bump under my armpit mean?

Many possibilities: Could be anything from an enlarged lymph node due to infection, tumor, non-infectious inflammation, or a non-lymphatic mass. This needs to be examined by a doctor. Good luck. ...Read more

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I always get bumps or lumps under armpits when I shave. Sometimes they are painful and sometimes they arent. Wht cld it be?

I always get bumps or lumps under armpits when I shave. Sometimes they are painful and sometimes they arent. Wht cld it be?

It can be hair folli: This could be irritation of the hair follicles. There are certain medical conditions that can lead to this. Your physician may send you to a dermatologist to clarify the diagnosis. This can be a common problem when hair follicles are irritated. However there are some medical syndromes which can irritate a lot of hair follicles and that needs to be excluded. These hair follicles can be infected. ...Read more

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I have had painful bumps under both armpits for a month. The swellings have not subsided but there is no pus or discharge. What is this condition?

I have had  painful bumps under both armpits for a month. The swellings have not subsided but there is no pus or discharge.   What is this condition?

Infection?: See your doctor re possible infection. Sometimes antiperspirant with alum salt may cause this problem also and you should find an alternative if your antiperspirant does have this drying agent. (Have I answer this question before?) ...Read more

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I have had small red bumps and some large bumps that arent red under my armpits (these hurt) and lower for about 3 1/2 weeks. What could this be?

I have had small red bumps and some large bumps that arent red under my armpits (these hurt) and lower for about 3 1/2 weeks. What could this be?

Check with doctor: You may have hydradenitis which is a skin disease affects the epocrine sweat glands or sebacious glands such as under the arms and under the breasts use warm compresses and you mat need antibiotics if reccurs or persists see a dermatologist. ...Read more

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