Is sweating at the back of the head a sign of kidney weakness?

Sweating at the back of the head is mostly due to the heatiness of the upper focus, the dampness and heatiness of the middle focus, and the deficiency of yang (the relative deficiency of yang affecting the head and face), etc. Kidney deficiency does not usually lead to sweating at the back of the head.
1. Upper Jiao Heatsheng: The sweating at the back of the head can be seen in those with upper Jiao Heatsheng, or it can be accompanied by heart and chest tightness, dry mouth and bitter taste, red face and red eyes.
2. Damp-heat in the middle Jiao: Damp-heat in the middle Jiao can be seen in sweating at the back of the head, or can be accompanied by heaviness of the limbs, fatigue, mental fatigue, gastric and epigastric fullness (stomach distension and discomfort) and other manifestations.
3. Deficiency Yang: Deficiency Yang can be seen in sweating at the back of the head, and can be accompanied by cold extremities (cold extremities, even to the elbows and knees), asthma and pulse.
4. Kidney deficiency: the main performance of patients with kidney deficiency for the waist and knees, dizziness, tinnitus, fatigue (mental fatigue, physical weakness), and generally do not show for the back of the head sweating.
Sweating at the back of the head has more causes, and it is recommended to seek medical treatment in time.