what does the moon on your nails mean
11 Health Warnings Your Fingernails May Be Sending Sometimes it might be a fungal infection or injury, but your fingernails can sometimes indicate a more serious underlying problem, such as problem in the liver, lungs or heart. The Half Moons at the Base of your Nails. When the nails are healthy, they have a pink color and the moons near the nail base are light pink to white color. According to Dr. L Reed, ND, the half moons at the base of your fingernail is an indicator of good thyroid health. Each nail that is missing a half moon indicates a weaker thyroid.