Simplify the following text for a Grade 11 native English-speaking person.
Original: A man whose penis has suffered a blunt trauma , severe bend or other injury during intercourse or masturbation may , rarely , sustain a penile fracture or suffer from Peyronie 's disease .
Simplified: A man whose penis has suffered a blunt trauma or injury during intercourse may rarely sustain a penile fracture or suffer from Peyronie 's disease .