While it’s fair to say that most people participate in sports for the adrenalin rush and are satisfied with the thrill they get from playing football or running a marathon, there are a few brave souls who like their hobbies to be a little bit more dangerous. These are the kind of people who don’t feel alive unless they are pushing their bodies to their limits and laying their lives on the line. Whether it’s by throwing themselves off a mountain or head-first down a waterfall, some people like to put the ‘Extreme’ in sport. We list out 10 of the most extreme sports on the planet. Just reading about them will get your heart racing, so think how it must feel to actually take part!