Lymph Node Locations in Body, Neck, Head, Groin, Armpit, Chest, Ear, Back, Legs, Arms, Pictures & Diagrams.
Lymph node locations span the whole human body. However, they are concentrated in the neck, head, groin, armpit, chest and behind ear. Other areas include the back, stomach, arms and legs. Lymph node could be the reason you might have either experienced pain or even developed a painful lump in your armpit or groin.