It's cold, why are your hands and feet sweating?

Sweating of hands and feet is a common symptom of spleen-stomach damp-heat, spleen-stomach qi deficiency, yin deficiency and qi-yin deficiency in traditional Chinese medicine, and it is also a pathological manifestation of yin-yang contradiction and visceral lesions.

Sweating on your hands and feet means that there must be some pathological changes in the yin and yang of your body. So sweating on your hands and feet is a pathological manifestation for you, suggesting that a certain part of your body is out of balance between Yin and Yang.

According to your description, hyperhidrosis of hands and feet is afraid of cold, which should belong to hyperhidrosis of hands and feet caused by weakness of spleen and stomach or deficiency of both qi and yin. Spleen and stomach weakness can be treated with Shen Ling Baizhu Powder, and deficiency of both qi and yin can be treated with Shengmai Powder or Shashen Maidong Decoction. Please find a local Chinese medicine doctor to distinguish carefully.

To put it bluntly, treating diseases with traditional Chinese medicine is to adjust the imbalance of yin and yang in the body. When the yin and yang of the body are balanced, the body will be healthy. You can go to Netease or Baidu's wonderful doctor blog to read a pot of tea I wrote about Yin and Yang, and have a brief understanding of Yin and Yang in Chinese medicine.