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.
Sweet Defeat contains a small amount of zinc, therefore adults must limit use to 40 lozenges per day (but of course, youâd never need that many!) How long does it last? Sweet Defeat will suppress your sense of sweet taste for up to an hour. How often can I take it? Dissolve a Sweet Defeat on your tongue after any meal or snack.