What does "long in the tooth" mean?

Q: Recently I heard somebody described as “long in the tooth.” What does that mean?A: If people neglect their gum care, as they get older their gums will recede, making their teeth look longer. So saying somebody is “long in the tooth” is another way of calling them old. According to some…

"Why does it matter if baby teeth decay if they’ll be replaced by adult teeth anyway?"

Q: My kids think it doesn’t really matter if they brush now, because someday their baby teeth will just be replaced by adult teeth anyway. Does it really matter if baby teeth decay?A: It’s very important to prevent tooth decay, even in baby teeth (AKA primary or deciduous teeth.) It may not…

"Can gum disease lead to Alzheimer’s?"

Q: I’ve heard that gum disease can eventually lead to Alzheimer’s disease. Is this true? A: Recent research suggests that gum inflammation can eventually lead to dangerous inflammation in the brain. According to a study conducted by researchers at New York University, gum disease may increase the risk of cognitive dysfunction associated…

Q: I’m concerned about the radiation in dental x-rays. How radioactive are they? A: Radiation is a scary concept for many people, making us think of cancer and mutation. Dr. Natalie Khadavi sees patients in the Los Angeles area. Visit our website or give us a call at (310) 482-3971 for more…

"Is there a link between asthma and tooth decay?"

Q: I’ve heard that there’s a link between asthma and tooth decay. Is this true? A: According to a recent study published in the Journal of the American Dental Association, there does not appear to be a link between asthma and tooth decay. In fact, it turns out that children with asthma…

"Are wisdom teeth a potential source of stem cells?"

Q: Are wisdom teeth a potential source of stem cells? A: Yes. In 2008, Japanese scientists confirmed that wisdom teeth can be used to harvest stem cells. Stem cells hold the potential to treat many diseases, but so far most stem cells have been harvested from embryos, a practice that has been…

"Do the TRUE BLOOD vampires have their fangs on the wrong teeth?"

Q: Do the vampires on True Blood have their fangs on the wrong teeth? A: If you’ve watched the HBO series True Blood and the fangs of the vampires looked a little strange to you, it’s probably because the vampires have their fangs on their lateral teeth. Most vampires in movies and…

"How do I get over my dental anxiety?"

Q: How do I get over my dental anxiety? A: The first thing you must realize is that you are not the only one to be afraid of the dentist. The key is to identify the specific sources of your fears and think of ways to overcome those sources. You don’t have…

"Are dental grills bad for your teeth?"

Q: For a while I’ve been interested in getting some dental “bling” like a rapper. Are dental grills bad for your teeth?A: There is some controversy about just how bad dental grills are for your teeth, but we can definitely say that you’re going to cause yourself a lot of trouble if…

"What is the origin of the Tooth Fairy?"

Q: What is the origin of the Tooth Fairy?A: The modern story of the Tooth Fairy is apparently less than a century old, but it grows out of other myths that are much older. For centuries, many cultures have had teething rituals. In various European countries it was once believed that witches…

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