The fight or flight response refers to a specific biochemical reaction that both humans and animals experience during intense stress or fear. The sympathetic nervous system releases hormones that cause changes to occur throughout the body.
The first time I heard Imagine Dragons was last year when the groupâs breakout hit âItâs Timeâ came onto everyoneâs radar. It was catchy, kind of inspirational and though I wasnât a huge fan of front man Dan Reynoldsâ scream-singing, I was okay with hearing the song around every now and then.
This is a video on one of my favorite songs I can Only Imagine. Its one of My favorite songs and thx to the people that pointed out my mistake in who sings it. Hope you enjoy I Can Only Imagine. Plz Comment on improvements.  1 I Can Only Imagine by MercyMe (Google Play â¢ iTunes â¢ AmazonMP3). 2  Music.