Sweating on the palms and feet is mostly caused by kidney yin deficiency and requires prompt medical attention. Sweat from the yang vaporization gasification, body yin and yang imbalance, then sweat leakage. Sweating on the palms and feet is called hand and foot sweating, this situation is mostly seen in the kidney yin deficiency, false heat internal disturbance, belonging to the performance of kidney yin deficiency. In addition, patients with kidney yin deficiency may also have afternoon hot flashes (a burst of fever), night sweats (abnormal sweating after going to sleep and stopping after waking up), zygomatic redness (reddish coloring of cheeks and zygomatic bones), emaciation, a red tongue with little moss, and a fine pulse (a pulse that becomes narrower and finer, and increases in rate). Patients with kidney yang deficiency often exhibit spontaneous sweating (involuntary sweating during the day, aggravated by the slightest movement) and fear of cold, which can be differentiated according to specific symptoms. If the patient has sweaty palms and feet, should go to the hospital in a timely manner, under the guidance of the physician standardized treatment, do not take medication without authorization. In daily life, also need to pay attention to avoid eating spicy and stimulating food, pay attention to rest, avoid staying up all night.