There is a certain relationship between the water flowing out of the armpit and the structure of the armpit tissues, because the armpit is a rich part of the sweat glands, so once the seasonal climate change or excessive activities, there will be a large amount of sweat discharged, similar to the symptoms of the water flowing out of the armpit is a physiological phenomenon. In addition, the armpit water flow may also be related to folliculitis, sweat, but at this time may be accompanied by odor or color abnormality. 1, folliculitis: is due to the skin surface by bacterial, fungal, viral infections and local inflammatory changes triggered by the beginning of the red pimple, the development of the condition can be turned into a pimple pus blisters, often accompanied by redness, swelling, and painful symptoms. When the pustules are broken, pus will flow out, resulting in the phenomenon of water flowing out of the armpits. It is recommended to change underwear and bathe frequently to keep the local area dry and clean. In the early stage of inflammation, you can use iodophor to sterilize and apply erythromycin ointment. After the pustules rupture, you can use a sterile cotton swab to wipe thoroughly, disinfect with iodophor, and follow the doctor’s prescription of mupirocin ointment and other drugs to promote the healing of the disease; 2, Sweatshirts: occurring in the armpits, external genitalia, perianal and other parts of the body, at first there is a small nodule under the skin, when there is a serious situation will appear obvious redness, swelling and pus, then there may be a malodorous smell pus out of the armpit, that is, the armpit has a water out of the symptom. It can be treated with oral antibiotics such as roxithromycin and cefixime under doctor’s supervision. The local skin can also be sterilized with iodophor and medications such as erythromycin ointment and mupirocin ointment can be applied. If purulent infection occurs, it should be treated with incision and drainage in time. In addition, it should be noted that, for women, if they have their own axillary paratesticular glands, in pregnancy, affected by the body’s hormones, there may be a flow of milk, which can also be manifested as a flow of water from the armpits, at this time you need to pay attention to local hygiene, prevention of infection, generally do not need special treatment.