The armpit skin contains a large number of sweat glands, when the armpit breathability is not good, there is a lot of sweat secretion, will stimulate the armpit skin bacterial reproduction phenomenon, triggering local skin itching, serious will lead to local skin redness, swelling, pain and other inflammatory phenomenon of the hair follicle. This situation is mostly seen in the armpit sweating more people, most through the timely cleaning of the armpit skin, armpit itchy symptoms can soon be improved. If there is a local congestion of infection, you can apply antibiotic ointment for anti-inflammatory treatment, such as erythromycin ointment. In normal life, avoid eating excessively spicy and stimulating or greasy food to avoid causing a large amount of sweat and sebum secretion in the armpit skin, while clothing should be breathable, so that the sweat in the armpit can be distributed in a timely manner.