I always feel like there's something stuck in my throat. Could it be cancer?

Old feeling throat has something blocked may be esophageal cancer and other malignant tumors caused by digestive tract, but may also be pharyngitis, tonsil enlargement, uvula and other reasons caused by too long. Suggest you can go to the hospital to check, find out the specific reasons, choose the appropriate drugs or methods for treatment, do not scare yourself.