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.
8 thoughts on âCosmetic Dentistry 101 â How Long Do Veneers Last?â. Alex Nguyen, DDS Dr Hahn, Great info in this blog entry ! Nicely done. I agree with you: most of the time veneers pop off because the patientâs bite puts excess pressure on the tooth and loosen the cement bond.