Summer armpit odor is considered to be the result of unclean hygiene, but also may be the fox odor, hyperhidrosis and other diseases caused by the need to take general treatment, drug treatment, surgical treatment and other ways to improve. 1. Hygiene is not clean: summer armpit odor is considered to be the summer sweating increased, not timely wiping caused by. For this situation caused by the armpit odor, you should regularly wipe the armpit with water to keep the local clean and dry, generally clean odor can disappear. 2. Fox odor: Fox odor can also lead to armpit odor, the smell will be more obvious in summer. Patients can use 20% aluminum chloride anhydrous ethanol solution to inhibit sweat secretion. Local injection of botulinum toxin type A can also be used to reduce sweat secretion. If necessary, take surgical treatment, such as micro incision surgery. 3. Hyperhidrosis: Hyperhidrosis will not only lead to localized excessive sweating, some patients will also be accompanied by obvious odor. Patients can use topical aluminum acetate solution, tannic acid solution and other antiperspirants to reduce sweat secretion. In addition, local injection of botulinum toxin type A can also be used, which has a better antiperspirant effect, and surgical treatments such as sweat removal can be chosen if necessary. Summer armpit odor has more causes, it is recommended to consult a doctor for examination, standardized treatment under the guidance of the doctor, and follow the doctor’s instructions for medication.