Mouth ulcers are also referred to as canker sores and occur either as a single sore or develop as clusters. These are red dots found in the inside of the mouth that have a white-yellowish head, which can be very painful. Did you know that mouth sores are an indication that your body is undergoing imbalances such as constipation, acidity, nutritional deficiencies or hormonal imbalances? Mouths ulcers also appear due to a host of possible causes such as body heat, heavy smoking, stress or bad dental hygiene. If you have been suffering from mouth ulcers for sometime, then don't worry. There are a few home remedies to heal the sores and to get fast relief from pain. Watch the video to know more.