Warm and humid is a little effective, but it is very unsafe, and it is easy to burn if you are not careful. Chinese medicine never suggests fire therapy, but cupping and moxibustion at most. Now it is more popular to pull out the gas tank, which is safer and does not need to try fire treatment. Once the control is not good, there is really no chance of regret. News of fire treatment accidents can often be seen on the Internet.