If you have nausea and stomach discomfort, you need to know whether you are sexually active and whether you have a history of menopause. If you have a history of menopause, it is possible that it is caused by pregnancy because the estrogen in the body will increase after pregnancy, which will lead to nausea symptoms. In addition, if you are pregnant, the uterus will increase in size due to the growing gestational sac, so the ligaments will be painful to pull, so it will be manifested as uncomfortable symptoms, it is recommended to do a blood HCG test or urine HCG test. If you are pregnant, it is recommended to decide whether to continue the pregnancy or terminate it according to your own situation. If you are not pregnant, to rule out the possibility of gastrointestinal diseases, you can go to the gastroenterology department for further examination, and also to find out whether the nature of the stool and the frequency of stool is normal.