Sedation is a way to relax, given by breathing or IV (Intra Vein) through a vein in your arm. Sedation will help you to calm down, although you will normally be awake to answer questions or talk to your dentist. Some people who suffer from dental anxiety have had bad experiences. Any type of negative dental experience will normally result in emotional scarring and last for years. Toothbrushes that show wear should always be replaced, as they can have an impact on your gums. If the bristles start to get worn down, they can tear away at your gums, leading to sensitivity. To get the most from your brushing, you should always use a bit of common sense and ask your dentist for his recommendations. Normally, this condition presents tooth pain after drinking cold liquid, eating hot or cold foods, or breathing cold air. If the pain becomes too much to bear, you should immediately see your dentist, as the nerve of your tooth could be exposed. Normally, sensitive teeth starts when the gums begin to pull away from the teeth. Gum disease is also a cause for a tooth becoming abscessed. Gum diseases causes the gums to pull back and away from teeth, leaving pockets behind. When one of the pockets becomes blocked, the bacteria can grow and spread, or get backed up. When this happens, an abscess will start to form under the surface of the gums and become apparent will swelling as it gets bigger and spreads. If you floss immediately after brushing, you ll notice that your gums and teeth will be much healthier. When you look at dental floss, you ll notice there are two types - nylon and single filament. You can get nylon either waxed or un-waxed, in several different flavors. Nylon floss is made up of several strands of nylon material, meaning that it can shred, tear, or snag between the teeth if it gets caught on sharp teeth. For many years, different cultures have counted on herbs to help get the pain of a toothache control and get temporary relief. Native Americans for example, used the inner bark found in the butternut tree to their gums to get relief from toothaches. The butternut tree is found in North America, and is also the cousin of the black walnut tree.