The causes of hot feet in summer include climatic factors, body qi deficiency or yin deficiency and internal heat. 1. Climatic factors are the most common cause of hot feet in summer, and patients need to change breathable shoes or socks as the temperature changes. 2. Hot feet in summer may also be related to a deficiency of body qi, the symptoms of which may be manifested as dizziness, fatigue, excessive sweating, etc., a deficiency of qi and fire, internal heat, there may be a particularly hot phenomenon in the center of the feet in summer. 3. An imbalance of yin and yang in the body may also lead to yin deficiency and internal heat, which may result in the symptom of hot feet in summer. Therefore, usually pay more attention to rest, try to avoid eating greasy, spicy and stimulating food, and can be moderate exercise to improve their physical condition, the situation is serious need to consult a doctor in a timely manner, reasonable use of medication.