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.
Vigorous styling and hair treatments over the years can cause your hair to fall out. Examples of extreme styling include tight braids, hair weaves or corn rows as well as chemical relaxers to straighten your hair, hot-oil treatments or any kind of harsh chemical or high heat.
Three Parts:Finding the Underlying CauseBoosting Hair GrowthMaking Lifestyle ChangesCommunity Q&A. Thinning hair afflicts many people at some point. The condition has such a wide variety of causes that it's often hard to pinpoint why your hair might be falling out. Medication or other medical treatments might be useful for dealing with the underlying cause, but there are many things you can do on your own to treat thinning hair, no matter what's causing it.