 They don't work. Text Messenger says, but what does an SSRI, what is SSRI is what I wanted to know. So apparently they missed the first part of your explanation. Could you briefly recap what an SSRI is? Okay, okay. When the nerve in the brain sends an impulse, it wants to send an impulse to the next brain message. The nerves do not touch each other. So what happens, there's a tiny microscopic gap. So the first nerve releases a small chemical