The calculation above is essentially redundant, because a human-sized ant wouldnât be able to travel at 50 miles an hour, in fact it wouldnât be able to run at all; its legs would crumble under the weight of its own body.
Research the causes of these related symptoms that are similar to, or related to, the symptom Mass or tumor in the armpit: 1  Underarm symptoms (43 causes) 2  Underarm swelling. 3  Swollen lymph nodes (452 causes)  Swollen underarm lymph 1  nodes. Sebaceous cyst.  Infection (1293 1  causes) Breast cancer (3 causes)  Hodgkins lymphoma.
In most cases, armpit pain is not serious. However, you may need to see your doctor if any of these occur: Pain under right armpit moves towards the chest, which may be related to heart disease. Muscle weakness of the arm, severe burning sensation, unusual inflammation of the skin, etc. Numbness or tingling sensation in your arms.