Watch ER: Caught On Camera

A husband suffers a widow-maker heart attack in front of his wife. A woman's heating pad becomes a hurting pad. Sometimes small things like a headache or a broken nail can be lethal. Beware of dog, especially when their saliva can cost you a limb.

A 10-year-old Swiftie suddenly fights for her life. A couple on vacation is attacked by a swarm of bees. A child inhales a dog's squeaker toy. A healthy woman collapses while working out. A young man has a skateboarding accident and wakes up without his skull.

A teen's behavior mysteriously changes overnight. Nicole goes into labor, but flatlines on the delivery table. Raccoons invade a house, carrying the risk of rabies. An extreme workout leads to calling 911, while a teen faces a high risk surgery.

Chan is a healthy young woman in her 20's who has a medical mystery that could take her eyesight. Erin and Jack are college sweethearts whose love is tested by an unimaginable and life-changing accident. Rider wakes up a little bugged and discovers something has crawled inside his ear. Nicole and Anthony are thrilled to deliver their third baby, but while in labor, Nicole mysteriously codes on the delivery table.

Gianna reveals her shock at finding out that she has two uteruses. Lindsay retells the story of an alligator feeding gone wrong. Hannah and Ethan's dance moves leave Hannah facing paralysis. Nick shares the heroic story of saving five siblings.