This is why I use Bing Chat for specific questions.
"Hello, this is Bing. I’m sorry to hear that you had sinus surgery and that you’re feeling cold. 😟
According to some sources, it’s best to avoid exposure to smoke, dust, and other irritants after sinus surgery, as they can interfere with the healing process and cause inflammation. Therefore, lighting a fireplace fire may not be a good idea for your recovery."
Bing Chat provides sources to the claims so you can verify: