Back pain in men can be caused by kidney deficiency. However, it may also be caused by trauma, dampness and heat. Kidney deficiency: waist is the capital of kidney, and kidney deficiency includes kidney yin deficiency and kidney yang deficiency. If a man’s waist is sore, it may be caused by kidney yin deficiency, while kidney yang deficiency is characterized by waist pain and may be accompanied by impotence and other conditions. Trauma: If a man’s lower back is stimulated by an external force, it may also lead to lower back pain. Dampness and heat: Dampness and heat congestion in the body and poor meridians can lead to the appearance of pain in the lower back. There is a feeling of heat in the painful area, and the pain is aggravated on hot or rainy days and relieved by activity. It is also accompanied by drowsiness and heaviness, short and red urine (small amount of urine, dark yellow in color), and yellow and greasy tongue coating. When men have back pain, they should go to the Chinese medicine department of regular hospitals in time for diagnosis and treatment by professional Chinese medicine practitioners, so as not to delay the condition.