Tooth decay is often called the second most prevalent human disease, after the common cold. Without effective treatment (as was the case through most of history) it can lead to pain, tooth loss, and sometimes worse illnesses. Even today, it's estimated to affect over a quarter of U.S children from ages

Do you think of bone as a hard, rigid material that never changes? In fact bone remodels itself all the time: Your body is constantly depositing new bone cells and removing old ones. In the case of the bone that supports your teeth, this process can be helpful or harmful. For example, the jawbone's adaptability

Firmly anchored in your jaw and protected by an outer coating of tough enamel, your teeth are remarkably strong — yet it's still possible for them to chip, crack, or even break. In fact, there is some evidence that today, our teeth are developing cracks at a record rate. This may be due to the fact

Osteoporosis is a condition that weakens bones and makes them more prone to fracture. Estimated to affect about 10 million Americans at present, it causes some 2 million fractures each year — and as our population ages, these numbers are expected to increase. Osteoporosis can affect any part of the

You probably know that it's never too late to begin orthodontic treatment — but when it comes to your youngster's teeth, did you know that earlier may be better than later? According to the American Association of Orthodontists, kids should have an initial orthodontic screening at age 7. What makes

You probably know that many physical and emotional changes you will experience during pregnancy result from an increase in the levels of certain hormones — the chemicals that regulate many important processes in the body. But what you may not realize is that these hormonal variations can affect your

There are many elements that make up an ideal smile; bright, healthy-looking teeth immediately come to mind. But the gum tissue that surrounds and supports those teeth also plays a big role in how appealing your smile will look. There are various cosmetic issues involving gum (gingival) tissue. For

Millions of people in the United States, particularly teenage girls and young women, suffer from health-threatening eating disorders, and dentists are often the first to spot the signs. Why? The repeated, self-induced vomiting that characterizes bulimia nervosa has a pronounced effect on teeth. Anorexia

Geographic tongue is characterized by harmless lesions, or patches, that can suddenly materialize on the tongue's top surface. The condition gets its name from the physical appearance of the lesions, which resemble smooth, red islands, possibly rimmed with white. Their smoothness comes from the absence

Root canal treatment is a safe and effective way to stop many kinds of tooth pain, and to keep a tooth from being lost due to decay or injury. But if a root canal is recommended for your young child, you may wonder why: Isn't that baby tooth going to fall out in a few years anyway? That's true —

Millions of people regularly take anticoagulant or antiplatelet medications (sometimes called “blood thinners”) to help prevent heart attack and stroke, and to manage a variety of medical conditions including cardiac arrhythmia and stent placement. While these drugs have proven, life-saving benefits,

Kids who take part in athletic activities — whether they're playing on organized sports teams, bicycling, or just kicking a ball around — gain a host of well-documented health benefits. Yet inevitably, along with all the fun, the sense of achievement, and the character-building features of athletics,

Your baby's teeth will not be visible at birth. But believe it or not, they already exist beneath the gums. Children's primary teeth begin forming at about the sixth week of pregnancy, and start mineralizing — building the bonelike inner tooth layer (called dentin) and the super-hard enamel layer that

Fluoride, a naturally occurring mineral, is essential for proper tooth development and the prevention of tooth decay. In communities throughout the United States, tooth decay may still be a significant problem — but it is far less prevalent than it would have been, if not for the fluoridation of public

Teeth grinding and clenching are common habits, but that doesn't mean they are harmless. Stresses from the powerful forces generated by grinding and clenching (also known as “bruxing”) can wear down teeth or even loosen them. Teeth that have enamel worn away or scraped off from this repeated rubbing

Before prescribing any medications — even lifesaving ones, such as those used to reduce blood pressure or prevent epileptic seizures — your health care professionals carefully weigh the benefits a drug offers against the possible risks of taking it, including its potential side effects. In most cases,