This article is an outline of the activity of cycling. For an outline about bicycles themselves, see the outline of bicycles.
The following outline is provided as an overview of and topical guide to cycling:
Cycling, also called bicycling or biking, is the use of bicycles for transport, recreation, or for sport. Persons engaged in cycling are cyclists or bicyclists. Apart from ordinary two-wheeled bicycles, cycling also includes riding unicycles, tricycles, quadricycles, and other similar human-powered vehicles (HPVs).