16. Unusually heavy or painful periods, bleeding between periods
A common sign of endometrial or uterine cancer. A transvaginal ultrasound should be considered if the problem persists.
Cancer
17. A chronic cough or chest pain
Leukemia and lung tumors (among others), show symptoms that can mimic a bad cough or bronchitis. Some patients also reported chest pain that extended to the shoulder and down their arms.
