List two reliable sources and one poor source of health information. explain your choices.

What else happens in your cadriovascular in resonse to your sypathetic nervouse system?

Okay, so i need some i just broke up with my boyfriend and i don't know what to do. i am crying everyday, i have nightmares, and i even wake up with the fear of talking to anyone else. it's not even making my addiction any better, it's making it worse.

Why is the ten or fifteen second method of taking a pulse less accurate than counting the beats in an entire minute?