Find the best cycling lessons, classes, and instructors at HeyKiki and learn how to cycle. Cycling, also known as bicycling or biking, is the use of bicycles for transportation, recreation, or sport. As a form of exercise, it improves cardiovascular health and overall fitness. Cyclists can take sightseeing bike tours in cities or on natural terrain for recreational purposes, or compete in various cycling events that test their racing skills across short or long distances. Many cyclists opt to use bicycles as their primary form of transportation, thus efficiently exercising while they travel to their destinations. Cycling is a part of Olympic triathlon events, but the most famous cycling tournament is arguably the Tour de France.