1 Secondary insomnia: Secondary insomnia means that a person is having sleep problems because of something else, such as a health condition (like asthma, depression, arthritis, cancer, or heartburn); pain; medication they are taking; or a substance they are using (like alcohol).ypes of Insomnia. There are two types of insomnia: primary insomnia and secondary insomnia. 1  Primary insomnia: Primary insomnia means that a person is having sleep problems that are not directly associated with any other health condition or problem.
Custom fitted mouthguards are expected to last 2-3 years with normal use. Chewing on the mouthguard dramatically reduces the expected longevity. Boil and bite mouthguards should last one season, possibly longer. Stock mouthguards could last several months.
Most mouth ulcers last between 1 to 2 weeks. If mouth ulcers do not heal it could be a sign of disease that needs medical attention. Treatments for Mouth Ulcers. Some treatments will require the removal of the source of the mouth ulcer, such as the treatment of those caused by the disease. For most mouth ulcers treatment is easy and effective.