Fox odor refers to odd sweating, which is caused by the development of sweat glands, mainly in the armpits emitting a pungent odor, most fox odor has a family history, but is not contagious, so sleeping with someone who has fox odor is not contagious. Fox odor is usually due to the secretion of the sweat glands in the armpits by the bacterial decomposition and release of odor, but may also be caused by the secretions of the sweat glands in the armpits of organic substances and various bacterial interaction, the production of unsaturated fatty acids and ammonia. It is most obvious after sweating or exercising in hot weather, and although it is not harmful to the body, it can affect the patient’s daily life and may cause low self-esteem, so it is recommended that patients seek medical treatment in a timely manner. Patients with mild symptoms of fox odor prefer conservative treatment, which can relieve fox odor by changing clothes regularly, keeping clean as much as possible, and avoiding greasy and fatty foods as much as possible, and also by reducing bacterial reproduction through medication, such as topical application of povidone iodine, which can effectively relieve fox odor. Fox odor can be cured at present. For fox odor with obvious symptoms, laser treatment or surgical treatment can be considered to remove the sweat glands so as to be able to achieve the effect of eradication. After treatment, patients also need to regularly visit the hospital for follow-up, and during treatment patients should pay attention to rest and a light diet.