The ER is not a place anyone wishes to be. Learn how the ER works, common reasons people end up there and some of the bizarre procedures that have taken place.

What's the difference between an ER and a trauma center?

When you're headed to the ER, you're probably a little too busy to ponder the difference between it and a trauma center. But there are differences between the two that you should know.

How do emergency rooms handle massive disasters?

When a winter storm, tornado or hurricane happens, people start flooding emergency rooms (ERs) at hospitals. So, if the hospital didn't know how to handle the influx, chaos would break out.

How do you know if you should go to the emergency room?

It can be hard to tell whether an injury, illness or other troubling symptom warrants a trip to the ER. While you should always err on the side of caution and go if you're unsure, these tips will make your decision easier.

What can you do if you were mistreated in the ER?

Working in the ER isn't easy, and emergency medical professionals deserve a ton of credit for doing excellent work in less-than-stellar circumstances. But inevitably, sometimes things go wrong. And when they do, what legal options do you have?

10 Reasons Not to Go to the ER

You cut yourself prepping dinner. It's after business hours. But should you really take that laceration to the emergency room? Maybe not.

How Emergency Medical Responders Work

Unsurprisingly, the practice of emergency medical response has its roots in bloody conflict as people began to realize the importance of treating injuries as soon as possible. How have those practices changed over the decades?

How the Pain Scale Works

Dubbed the "fifth vital sign," pain plays a huge role in our health and well-being – which is why doctors have been on a quest to quantify it for decades.

10 Tips to Get You Through a Trip to the ER

Accidents happen. Severe illness arrives unannounced. You have no other choice than to head to the emergency room for treatment. How can you make the process as smooth as possible?

10 Conditions the ER Can't Help You With

Hospital emergency departments are ready to handle life-threatening illness and injury. But some patients may not have a clear picture of what qualifies as life-threatening.

How Mobile Medicine Works

If you got injured after a tornado, wouldn't it be great if you could get treated on the spot, rather than going to an emergency room? You could if a mobile emergency unit was nearby. That's just one type of mobile health unit available.