What are the symptoms and manifestations of kidney qi deficiency?

Kidney Qi Deficiency, a term in Traditional Chinese Medicine, refers to a condition characterized by the decline of kidney function. It is mainly manifested in the following aspects: 1. Fatigue: Insufficient kidney Qi often leads to low energy levels and easy tiredness, with difficulty in recovering physical strength even after rest. 2. Weakness and soreness in the lower back and knees: As the kidneys are located in the lumbar region, a deficiency in kidney Qi may cause discomfort in the lower back and weakness in the knees. 3. Frequent urination or increased nocturia: Kidney Qi deficiency may affect the bladder's ability to retain urine, leading to frequent urination or increased nighttime bathroom visits. 4. Decline in sexual function: Men may experience erectile dysfunction and premature ejaculation, while women may encounter irregular menstruation, infertility, and other symptoms. 5. Memory loss: The kidneys are responsible for storing essence and are closely related to brain function; kidney Qi deficiency may lead to a decline in memory. 6. Bedwetting or urinary incontinence: Particularly in children and the elderly, weak kidney Qi may affect the ability to control urination.