Mountain bike racing is a competitive sport where riders race on specially designed bicycles over various terrains, including trails, hills, and obstacles. Races can vary in format, including cross-country, downhill, and enduro, each testing different skills and endurance levels. Participants often compete in organized events, which can take place in natural settings or on closed courses. Riders must navigate challenging landscapes while maintaining speed and control, making it a thrilling experience for both competitors and spectators. Safety gear, such as helmets and pads, is essential to protect against falls and injuries during races.