Canker sores (aphthous ulcers or aphthous stomatitis) are small, painful ulcers inside the mouth. They may occur on the tongue and on the inside linings of the cheeks, lips, and throat.They usually appear white, gray, or yellow in color, with a red border.anker sores (aphthous ulcers or aphthous stomatitis) are small, painful ulcers inside the mouth. They may occur on the tongue and on the inside linings of the cheeks, lips, and throat.
There are many reasons why someone may lose their hair. 1. Genetics. As mentioned above, male pattern baldness (MPB) is the most common hair loss condition in men, that occurs when hair recedes from the top and front of a maleâs scalp, creating a horseshoe-like band of hair around the sides of his head.
Common Causes of Thinning Hair. 1  Thyroid Disease â Both high thyroid and low thyroid conditions can lead to falling hair. 2  Lupus â One of the earliest signs of this autoimmune disease is hair loss. 3  Anemia â Anemia is another reason hair falls out.  Diabetes â Like lupus, one of the earliest signs of this metabolic disorder is hair loss.