How Pulling An All-Nighter Messes Up Your Body

If you work on Wall Street, chances are you will at one point pull an all-nighter.

Sorry.

Here's how it works. You're on an important project, and your boss realizes there's a mistake in the data, or the client pushes up a meeting, or you're just crashing on a deadline.

Cancel your dinner with your friends. You're about to put your body and brain through something awful.

Spending the night deep in excel instead of deep under your covers isn't just killer for your social life, it also hurts your body - here's what you need to know about how.