Simplify the following text for a Grade 9 native English-speaking person.
Original: Synesthesia is also sometimes reported by individuals under the influence of psychedelic drugs , after a stroke , during a temporal lobe epilepsy seizure , or as a result of blindness or deafness .
Simplified: Synesthesia is sometimes reported by people using psychedelic drugs , after a stroke , or during an epileptic seizure . It is also reported to be a result of blindness or deafness .