Why do people use and abuse drugs despite the warnings about the dangers to themselves and others?

What parts of the cardiovascular system are affected with atrial fibrillation?

The correct serving size for a complete protein is the size of your fingers. true false

You're in the breakroom at work when you see a coworker posting a cartoon on the bulletin board. you read it as you pass, and it's a joke about women breastfeeding in public. a male walks up, looks at it and starts laughing. other make employees walk up, and one takes it down saying he is going to make copies for everyone. what do you do?