Clinical medicine does not say that you can’t tap your armpits at night, and tapping your armpits on a regular basis doesn’t cause any special effects on your body. Tapping the armpits at night will not cause any adverse effects on the body, nor will it improve the health of the armpits because of tapping. There are more nerve vessels and lymph nodes distributed in the armpit area, and the blood vessels in the armpit are generally thicker, patting the armpit can improve the blood supply . Care of the armpits is mainly through routine physical examination of the armpits for bacterial growth and keeping the armpits hygienic and clean. Normally, you need to pay more attention to keep the body parts clean and tidy, to avoid the body is too dirty, which will trigger bacteria, to the body of local skin parts caused by infection, inflammation, and to develop a good dietary habits.