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.
Blood and lymph vessels serving the arm travel through the armpit. There are more than 20 lymph nodes (small lumps of tissue that are part of the body's lymphatic system, which help fight infection) in the armpit. These lymph nodes normally cannot be felt through the skin. The armpits have a high concentration of hair follicles and sweat glands.