Simplify the following text for a Grade 8 native English-speaking person.
Original: Short-lived psychosis triggered by stress is known as brief reactive psychosis , and patients may spontaneously recover normal functioning within two weeks . In some rare cases , individuals may remain in a state of full-blown psychosis for many years , or perhaps have attenuated psychotic symptoms ( such as low intensity hallucinations ) present at most times .
Simplified: People who suffer from psychosis are said to be psychotic .