Whether sweaty feet is kidney deficiency, need to be combined with other clinical symptoms to determine, can not be generalized. Sweaty feet, medically referred to as limited hyperhidrosis, mostly occurring in young adults with large emotional fluctuations, is generally not caused by kidney deficiency, but purely by foot diseases caused by foot sweating symptoms, even if the patient often soak their feet, often can not alleviate the symptoms of sweaty feet, smelly feet. If the foot sweating is accompanied by lumbar and knee weakness, zygomatic redness and night sweating (i.e., involuntary night sweating), dry mouth and tongue, red tongue with little moss and other clinical manifestations, it may be due to kidney yin deficiency, and the patient can take symptomatic medications orally to regulate the symptoms in order to relieve them. If the feet often sweat, odor, patients usually in addition to diligently change socks, shoes, should also pay attention to try to keep feet dry, and pay attention to more vitamins to avoid foot odor.