Seat belts are the best defense against impaired, aggressive, and distracted drivers. Being buckled up during a crash helps keep you safe and secure inside your vehicle; being completely ejected from a vehicle is almost always deadly.

The Le Mans Disaster remains the deadliest crash in motorsports history. During the 1955 edition of the 24 Hours of Le Mans, 83 people were killed when Pierre Levegh crashed his Mercedes-Benz 300 SLR into a spectator area on Circuit de la Sarthe's main straight.

The more viewers they pull in for the UFC and the more fans they have, UFC fighters can earn as much as half a million dollars to three million per fight, if not more. While sometimes mistaken, both fight participants take home cash.

Many UFC fighters still use steroids to enhance their fighting performance, even though it is illegal in the sport. It is not easy to determine if a fighter is using them, but they might not receive penalties when caught.