Sexual abuse refers to inflicting psychological or physical pain on sexual objects in order to obtain sexual excitement and satisfaction; On the other hand, sexual masochism requires the subject to inflict psychological or physical pain on himself.
Sexual abuse and sexual abuse can exist independently, or they can alternate or coexist.
There are many reasons for formative and sexual sadism, but whether it is physical or psychological, it is a morbid psychology that patients can't get pleasure and satisfaction through normal sexual behavior, so they can get it through sadism and abuse.
The physiological causes of SM are relatively simple, usually impotence, premature ejaculation, frigidity and low sexual ability. , forcing patients to get satisfaction through ways other than the normal way.
Psychological reasons are more complicated. For example, if we only discuss sexual abuse, it is more common in men, and there is often a history of animal cruelty and rape in childhood. Sadism is only a symbolic behavior, representing resistance to authority and destruction of obstacles. This kind of people may have suffered great setbacks or insults in their lives, or they may have experienced rejection and insults from the opposite sex to form psychological depression, thus forming revenge and resistance psychology and behavior, or they may be over-compensation for inferiority complex.