Prior to the mid-1950s regular dental hygiene didnât hold much promise for oral health. Toothpastes had been formulated since ancient times with ingredients ranging from burnt oyster shells to ground areca nuts. Americans using a soap-and-water-based dentifrice were developing around 700 million cavities a year.
Drug delivery into muscle using an autoinjector, akin to the EpiPen used to treat serious allergic reactions, is faster and may be a more effective way to stop status epilepticus, a prolonged seizure lasting longer than five minutes, according to a study sponsored by the National Institutes of Health.
Summary Summary. Kleine Levin syndrome is a rare disorder characterized by episodes of excessive sleep. Affected individuals may sleep for up to 20 hours per day during an episode. These episodes usually last for a few days to a few weeks. An episode may start abruptly and is sometimes associated with flu-like symptoms.