Which symptom would you expect in a person with KD Yang Xu?

In a person with Kidney Yang Deficiency (KD Yang Xu), the symptoms are primarily associated with a lack of warmth and a general decline in metabolic function due to insufficient Yang energy. The correct answer highlights two significant symptoms: cold limbs and weak knees.

Cold limbs are a direct manifestation of Yang deficiency, as Yang is responsible for warmth and vitality in the body. When Yang is deficient, the body struggles to maintain its warmth, leading to feelings of coldness in the extremities. Weak knees also relate to Kidney Yang Xu since the kidneys are believed to govern the bones and provide strength and support to the lower body. Thus, weakness in the knees indicates a deficiency in the foundational energy that supports physical structure and function.

Overall, the combination of cold limbs and weak knees in a person with KD Yang Xu illustrates the consequences of insufficient Yang energy affecting circulation and strength. This understanding is crucial for assessing and treating patients with Kidney Yang deficiency in Traditional Chinese Medicine.