According to How Stuff Works, black gums are the result of black gum disease, otherwise known as acute necrotizing periodontal disease. An imbalance in melanin production or pigmentation in the gums is another likely cau... More » Health Dental

Black gums can be caused by sun exposure, periodontal disease, heredity, gingivitis, smoking, crowns or fillings containing metal, minocycline or tricyclic antidepressants, according to HowStuffWorks. It is important to ... More » Science Human Anatomy

Dog's gums can turn black when a dog has dental disease, or they can simply naturally be black according to the American Kennel Club and the Massachusetts Society for the Prevention of Cruelty to Animals. If a dog's gums... More » Pets & Animals Pets Veterinary Health
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According to WebMD, untreated periodontal disease, an oral disease that affects the gums and teeth, can increase the chances of coronary artery disease. Certain studies have indicated individuals with disease-causing bac... More » Health Dental

Also known as gum disease or periodontitis, periodontal disease involves two stages namely gingivitis and periodontitis. Gingivitis usually comes before periodontitis. However, it is important to note that not all cases ... More » Health Dental

Pyria, or periodontal disease, is a progressive gum disease characterized by inflammation resulting from the toxins found in plaque, as stated by Huey Dental Associates. Early inflammation, known as gingivitis, is revers... More » Health Dental, the website for Family Gentle Dental Care in Gering, Nebraska, features several photos of periodontal disease. They display the disease's effects in stages, starting with a picture of healthy gums a... More » Health Dental