Result of atherosclerotic plaque blocking one or more of the blood vessels that supply the heart. Can cause chest pain/angina pectoris occurring due to stress of exercise. If blockage completely impedes blood flow to the heart, a heart attack can occur.
It can be caused by insect stings, food, or medicines. It's caused by the release of histamine into your bloodstream and tissues. Histamine is an immune system chemical. Tongue or throat swelling can happen along with an allergic rash (hives), wheezing, diarrhea, and shock (low blood pressure).
In addition to making your mouth more vulnerable to disease, xerostomia can cause your tongue to turn white. When your mouth becomes too dry, the papillae on your tongue can become inflamed, collecting debris without enough spit to rinse it away. Approximately ten percent of Americans suffer from dry mouth.