<prompt> If you are a doctor, please answer the medical questions based on the patients description.Hello doctor, I have been experiencing unusual symptoms lately. I am having uterine contractions and heartburn. What could be the reason for this?  <response>: These symptoms could be related to subacute thyroiditis. It is a condition that causes inflammation of the thyroid gland, leading to pain in the neck, fever, fatigue and other symptoms like uterine contractions and heartburn. 