Fainting and Passing Out

Heroes tend to pass out or faint constantly. Here are examples where heroes pass out/faint when:
 * they are injured (such as a coconut falling on their head) or (getting beat up by a villain) or (blood loss)


 * From sleepiness, exhaustion, drunkeness or shock
 * They even pass out when they get scared.
 * Or a weapon or an object hitting them at the back of head while they are not seeing making them pass out.
 * Even reverting back from transformation they pass out.

Examples:

 * Gohan passes out a lot whenever he's fights bad guys and get injured big time.
 * Rick Grimes passed out on his injuries on the couch when he fought The Governor, while Carl Grimes was alol alone and to defend himself and get some food without Rick.
 * Flynn Rider gets knocked out/passed out when Rapenzel knocked him on the head hard with a frying pan
 * Danny Phantom gets pass out in some epoisdes. Where he gets shocked or beaten up by villains.
 * Larry Talbot when he finished his first transformation into a wolfman, the police and Francis Aberline came to now a human Larry, they surrounded him and one of the officers punched him hard in the face making him unconscious.
 * The Simpsons (excluding Homer) passed out after inhaling the sleeping gas.
 * Kiara  faints from smoke in inhalation after barely managing to climb up a cliff to escape a wildfire.
 * Goku passes out after Vegeta knocked him unconscious in order to fight Majin Buu alone.
 * Future Trunks passes out after Future Gohan knocked him unconscious in order to fight the Androids alone.
 * Chi-Chi passes out after hearing that Gohan is killed by Majin Buu.
 * Lee Everett passed out when one of the zombies bit him on the arm, and the side affect made him passed out while, Clem dragged him to a car shop.