Very hot hands and feet in summer may be due to physiological factors such as hot weather, or may be caused by external summer heat, yangming heat, yin deficiency and internal heat, etc. It is recommended to combine with the systemic symptoms to make a clear diagnosis. 1. Physiological factors: hot hands and feet may be the cause of hot weather, usually not without other symptoms. 2. External heat: In summer heat, if you do not pay attention to cooling and relief of heat, you may be externally infected with heat, symptoms include fever, heartburn and sweating, thirst, shortness of breath, lack of mental energy, drowsiness of limbs, chest tightness and epigastric plumpness, etc. You can choose Elshotria Drink or Elshotria Drink to treat the symptoms. 3. Yangming heat: four major symptoms may appear: great heat, sweating, thirst, and a large pulse. It can be caused by spicy diet and internal transmission of external heat, and can be treated with Baihu Tang. 4. Yin deficiency and internal heat: there can be heat in the hands and feet, night sweating, flushing in the cheekbones, dry mouth, etc. Zhi Bai Di Huang Tang and Zuo Gui Wan can be chosen. If the hands and feet are very hot in summer, it is recommended to ask the doctor to identify the cause and standardize the treatment under the doctor’s guidance.