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Federal officials say too much fluoride can stain and pit teeth ABC News Share     After decades of touting the importance of fluoride, federal officials now say that many Americans may be getting too much of a good thing. For years, parents have heeded their dentists' warnings and had their children take fluoride supplements or use fluoride toothpaste, in addition to whatever amount of the mineral they received from their tap water. The U.S. Department of Health and Human Services and the U.S. Environmental Protection Agency recently announced that too much fluoride can cause fluorisis, a hypermineralization of tooth enamel that can result in the staining or pitting of teeth. More
Tooth loss may be linked to memory loss HealthDay News via Bloomberg Businessweek Share
Elderly people who lose their teeth may be at increased risk for dementia, researchers have found. … Compared with participants who still had many of their natural teeth, those with fewer or no teeth were much more likely to have experienced some memory loss or have early-stage Alzheimer's disease. More Dentists say meth mouth ugly, and expensive WKMS-FM Share
NPR's western Kentucky affiliate takes a look at the personal and financial effects of methamphetamine in the area. Meth first became a major drug problem in our area in the early 2000s. Since then, it has remained a major issue, with roughly two thousand people in drug treatment for meth statewide. Drug experts say long-term addiction to meth leads to weight loss, hair loss, and skin irritation. While successful recovery and time can relieve those symptoms, another side effect doesn't go away as easily. "Meth mouth" refers to the tooth decay common in meth users. As Angela Hatton reports the condition is nearly unavoidable for addicts, and dental work to repair it is costly. More Periodontal therapy does not improve preterm or low birth weight rates Reuters Health via MedBioWorld Share
In light of the lack of consensus on the relationship between periodontitis and these outcomes in the literature, Dr. Mariana Fampa Fogacci from Federal University of Rio de Janeiro, Brazil and colleagues conducted a systematic review to investigate whether scientific evidence supports the hypothesis that periodontal therapy could have a preventive effect. They included 10 randomized trials with preterm birth as the endpoint and four that looked at low birth weight. More
Should you have your silver fillings replaced? USA Today Share
Dr. Steven Marsh stopped using silver fillings, known as amalgams, almost 15 years ago. He was more concerned about his staff being exposed to mercury from mixing the silver and mercury in the capsules they come in. Amalgams have been used for more than 100 years. Marsh doesn't think they're a health danger to patients — as long as they're intact. … He says the bigger risk is when the silver starts to break down, bacteria can get into the gaps and cause more decay. More New device set to combat fear of the dentist's drill Medical News Today Share
An innovative device, which cancels out the noise of the dental drill, could spell the end of people's anxiety about trips to the dentist, according to experts at King's College London, Brunel University and London South Bank University, who pioneered the invention. It is widely known that the sound of the dental drill is the prime cause of anxiety about dental treatment, and some patients avoid trips to the dentist because of it. This new device could help address people's fears and encourage them to seek the oral health care treatment they need. More Tongue piercing: Infection more likely with metal jewelry Health Behavior News Service Share
A stud or ring in their tongue might be an essential fashion accessory for many young adults, but piercing comes at the cost of medical risks, including infection. The material that tongue jewelry is made of might make a difference, according to a study in the Journal of Adolescent Health, which suggests that stainless steel studs are far more welcoming to bacteria than those composed of plastics like Teflon. More
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