Are you hurting your teeth while you sleep? If you often wake up with a headache or sore jaw, have teeth that are sensitive to hot and cold, or are tired throughout the day, you may grind your teeth in your sleep. This unconscious behavior is known as bruxism. Since it typically occurs while you’re asleep, it can be difficult to recognize before it begins to cause discomfort and damage. Thankfully, a custom nightguard from your Louisville dentist can relieve your symptoms, protect your mouth, and help you wake up feeling refreshed every morning. Here are the top five benefits of these comfortable, lightweight dental devices.