Fortunately, an easy form of protection is potassium iodide, a simple compound typically added to table salt to prevent goiter and a form of mental retardation caused by a dietary lack of iodine.

Since 1990s in 20 century, some researchers have begun to discuss the mechanism of transitive researches from the view of a compound mental model.

Objective To explore the effect of compound preparation of glutamine on mental and physical fatigue in rats with experimental seasickness.