Sensitization and desensitization are multidirectional management of emotional states.
Desensitization is a technique for reducing anxiety (fears) towards frightening objects or situations. For example, fear of flying, heights, fear of spiders, mice, snakes. Fear of pouring cold water on yourself, fear of entering cold water…
Sensitization is a technique for creating and increasing horror in important situations in order to warn and prevent them in time. For example, to prevent addiction to a loved one, indifferent use of expensive things …
And there, and there you need to live in the imagination (and sometimes in real life) a significant situation. Only in sensitization the situation is lived against the background of tension, shuddering and in conjunction with pictures of horror, and in desensitization — against the background of muscle relaxation and peace.