Heterochromia is a rare eye condition where a person's irises are different colors. There are three types of heterochromia: Complete Heterochromia: One iris is an entirely different color than the other. Partial Heterochromia: A spot in an iris is an entirely different color than the rest of the iris. Central Heterochromia: An inner ring is aIf you have healthy gums, they will look firm and pink. Some signs of unhealthy gums include: There are a few factors that can undermine healthy gums and lead to tooth loss, including tobacco use, malnutrition, poor oral hygiene, and poor immunity due to more severe medical problems.
premature graying or whitening of the hair, eyebrows, facial hair, or eyelashes. loss of pigment in the mucous membranes, including the inner lining of the nose and lips. A 2016 review involved
Color blindness is an often misunderstood condition. Many assume because of its name that "color blind" means a person can only see in black and white. In actuality, the vast majority of people with color blindness do see color, but they see a much narrower range of color.