Conversation: The conversation between human and AI assistant.
[|Human|] What can cause chronic body chills? I do not feel cold and have no pain. The chills come rapidly one after another, can last for several hours, and I have no other discomfort. Could it be related to environmental allergies (mold, dust, animal fur)?
[|AI|]  Hello, Chronic body chills can occur due to various causes and have not mentioned associated fever as it signifies some infectious background like influenza, pneumonia, cold, malaria etc. Only chills sometimes occur as normal defense mechanism of body to the cold environment. Other causes are hormonal imbalance like hypothyroidism, a Chat Doctor.  You should consult a physician for further evaluation and treatment. Go for some tests like total blood count, serum T3 &T4 and TSH level. Follow the instruction regarding treatment by your doctor. Take care bye.