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.
Why is your hair falling out? Men and women can suffer from hair loss for a variety of reasons. Genetics is often to blame for hair loss, and in many cases, it is the root cause. However, there is a large percentage of the population that experiences hair loss as a side effect of another condition or medication. Everything from poor nutrition to chronic stress to a hormonal imbalance can lead to hair loss.