infection, or skin infection.
These lumps may feel tender or painful when touched. They are often movable and may slowly shrink as the infection improves. NHS Inform notes that swollen lymph glands caused by infection usually get better by themselves within one to two weeks.
However, swollen lymph nodes should be checked if they continue to grow, last several weeks, feel hard, do not move, or appear with unexplained fever, night sweats, or weight loss. Mayo Clinic recommends medical advice if swollen lymph nodes have no clear cause, continue growing,
