Thrush is a yeast infection of the mucus membrane lining the mouth and tongue. Thrush appears as whitish, velvety sores in the mouth and on the tongue. Underneath the whitish material, there is red tissue that may be inflamed A normal healthy body hosts a variety of germs, including bacteria and fungi. Some of these are useful to the body, some produce no harm or benefit, and some can cause harmful infections. Thrush occurs when a fungus called Candida albicans overgrows in your mouth. A sma... Read more