When should I be concerned about armpit pain?
Noah Mitchell
Published Jan 22, 2026
If your pain persists for more than seven days and doesn't improve with stretching and rest, or you notice a painful lump near or around your armpit, schedule a visit with your doctor. Increased pain or a lump can be an indication of a strain or tear that may require medical treatment.
How do you know if armpit pain is cancer?
A painful lump in the armpit can potentially be cancerous, but usually when a lump is painful or tender, there is another cause. Infection or inflammation tend to cause pain and tenderness, whereas cancer is less likely to be painful. A lump in the armpit tends to be more concerning if it is painless.
Should I be worried about pain in my armpit?
People should seek medical attention if armpit pain becomes severe or interferes with daily life. Minor health complications such as the common cold, muscle soreness, and bacterial infections are the most common reasons for pain in this area.
Why does the gland under my armpit hurt?
Swollen lymph nodes in the armpit can be a sign of common viral infections, such as the flu or mono. They can also occur as a result of a bacterial infection or RA. In some cases, swollen lymph nodes are a symptom of cancer. Warm compresses and OTC pain medication can ease any pain or tenderness.
What does cancer in armpit feel like?
For example, a cyst, infection or fatty growth may feel soft to the touch. However, fibroadenomas and cancerous tumors may feel hard and immobile. Some people may experience pain with an armpit lump. Painful lumps are often associated with infections and allergic reactions, which cause softer lumps.
29 related questions foundWhat are the 5 warning signs of breast cancer?
What Are the Symptoms of Breast Cancer?
- New lump in the breast or underarm (armpit).
- Thickening or swelling of part of the breast.
- Irritation or dimpling of breast skin.
- Redness or flaky skin in the nipple area or the breast.
- Pulling in of the nipple or pain in the nipple area.
What are the signs that you have a cancerous lymph node?
What Are Signs and Symptoms of Cancerous Lymph Nodes?
- Lump(s) under the skin, such as in the neck, under the arm, or in the groin.
- Fever (may come and go over several weeks) without an infection.
- Drenching night sweats.
- Weight loss without trying.
- Itching skin.
- Feeling tired.
- Loss of appetite.
How do you check armpit lymph nodes?
To check the left side lift your arm slightly then place the fingers of your right hand high into the armpit and then lower your arm.
- Feel in the central area of the armpit. ...
- Along the front border of the armpit.
- Along the back border of the armpit.
- Feel along the inner border of the arm.
When should I worry about swollen lymph nodes in armpit?
See your doctor if you're concerned or if your swollen lymph nodes: Have appeared for no apparent reason. Continue to enlarge or have been present for two to four weeks. Feel hard or rubbery, or don't move when you push on them.
What do lymphoma lumps feel like?
A lymphoma lump will tend to be painless and feel rubbery when touched. Swollen lymph nodes caused by other conditions like the flu can make your lymph nodes swell and feel tender when touched. A lymphoma lump also tends to be movable under the skin versus hard and unmovable.
What is a swollen lymph node in armpit?
Swollen lymph nodes, also known as lymphadenitis, in the armpit indicate that your body is responding to an infection, injury, or a disease, like cancer. It's important to keep in mind that in most cases, a swollen lymph node in the armpit isn't typically a sign of cancer.
Can hormones cause pain under armpit?
Hormone changes
Changes in a person's hormones can cause breast pain that spreads to the armpit. Some examples of when this may occur include: before your period. during menopause.
What were your first signs of inflammatory breast cancer?
One of the first signs is most likely to be visible swelling (edema) of the skin of the breast and/or redness of the breast (covers more than 30 percent of the breast). Other signs and symptoms include: Tender, painful, or itchy breasts. Dimpling or pitting of the breast skin, resembling an orange peel.
What are the 12 signs of breast cancer?
What signs of breast cancer are there other than a lump?
- Changes to the skin's texture.
- Nipple discharge.
- Dimpling.
- Lymph node changes.
- Breast or nipple pain.
- Nipple retraction or inversion.
- Redness.
- Swelling.
What do cancerous axillary lymph nodes feel like?
According to Cancer Research UK, symptoms of breast cancer that has spread to the axillary lymph nodes can include: a lump or swelling in the armpit. swelling of the arm or hand. a lump or swelling in the breastbone or collarbone area.
What percentage of swollen lymph nodes are cancerous?
Risk factors and associated cancers
Malignancies are reported in as few as 1.1 percent of primary-care patients with swollen lymph nodes, according to a review in American Family Physician.
How fast do cancerous lymph nodes grow?
If the lymph node is cancerous, the rapidity with which the lump arises and grows depends on the type of lymphoma that is present. In rapidly growing lymphomas, lumps can appear in a matter of days or weeks; in slower-growing types, it can take months or even years.
Should you massage swollen lymph nodes?
Massage your chest to help reduce swelling. This massage will move the lymph fluid from your neck and chest to your underarm lymph vessels and nodes.
Are swollen lymph nodes painful?
Swollen lymph nodes can be as small as peas or as large as cherries. They can be painful to the touch, or they can hurt when you make certain movements. Swollen lymph nodes under the jaw or on either side of the neck may hurt when you turn your head in a certain way or you're chewing food.
Are cancerous lymph nodes painful or painless?
With lymphoma, the lymph nodes often grow slowly and may be there for months or years before they're noticed. But sometimes they grow very quickly. Usually, the swollen nodes don't hurt. But some people say their lumps ache or are painful.
What can be mistaken for lymphoma?
Conditions that non-Hodgkin Lymphoma is commonly misdiagnosed as include:
- Influenza.
- Hodgkin's lymphoma.
- Cat scratch fever.
- HIV.
- Infections.
- Mononucleosis.
Where does lymphoma usually start?
Lymphoma is cancer that begins in infection-fighting cells of the immune system, called lymphocytes. These cells are in the lymph nodes, spleen, thymus, bone marrow, and other parts of the body.
What are the 7 signs of breast cancer?
Top 7 Signs Of Breast Cancer
- Swollen lymph nodes under the arm or around the collarbone. ...
- Swelling of all or part of the breast. ...
- Skin irritation or dimpling. ...
- Breast or nipple pain.
- Nipple retraction. ...
- Redness, scaliness, or thickening of the nipple or breast skin.
- Nipple discharge.
What age group is most affected by breast cancer?
Most breast cancers are found in women who are 50 years old or older. Some women will get breast cancer even without any other risk factors that they know of. Having a risk factor does not mean you will get the disease, and not all risk factors have the same effect.
What does early stage breast cancer look like?
This type of cancer also changes the appearance of your breasts. You may notice dimpling or pitting, and the skin on your breast may begin to look like an orange peel due to underlying inflammation.