In many racing sports an athlete (or occasionally a team of athletes) will compete in a time trial against the clock to secure the fastest time. Types of racing Unassisted human racing Using only the Human body 's own Muscles Running: Cross country Sport is an Activity that is governed by a set of rules or Customs and often engaged in competitively A sportsperson ( British and American English) or athlete (principally American English is any person who participates regularly in a Sport. Circadian Locomotor Output Cycles Kaput, or Clock is a gene which encodes proteins regulating Circadian rhythm. For other uses see Time (disambiguation Time is a component of a measuring system used to sequence events to compare the durations of In cycling, for example, a time trial (TT) can be a single track cycling event, or an individual or team time trial on the road, and either or both of the latter may form components of multi-day stage races. Cycling is the use of Bicycles or - less commonly - Unicycles Tricycles Quadricycles and other similar wheeled Human powered vehicles Track cycling is a Bicycle racing Sport usually held on specially-built banked tracks or Velodromes (but many events are held at older velodromes where the An individual time trial (ITT is a road bicycle race in which cyclists race alone against the clock (in French contre la montre - literally "against A team time trial (TTT is a road-based Bicycle race in which teams of Cyclists race against the clock (see Individual time trial for a more detailed A stage in Road bicycle racing is a part of a multi-day event such as the Tour de France or the Giro d'Italia.
A similar race against the clock or time attack is often part of racing video games. A time attack is another term for Time trial. The term is commonly used in Japan for individual time trial events for motor vehicles that involves a vehicle running around the A video game is a Game that involves interaction with a User interface to generate visual feedback on a video device.
In cross country skiing and biathlon competitions, skiers are sent out in 30 to 60 second intervals. Cross-country skiing (also known as XC skiing) is a Winter sport popular in many countries with large snowfields primarily Northern Europe, Biathlon (not to be confused with Duathlon) is a term used to describe any sporting event made up of two disciplines These are referred to as interval starts.
In rowing, time trial races, where the boats are sent out at 10 to 20 second intervals, are usually called "head races. GB coxless pair of Toby Garbett & Rick Dunn at Henley Royal Regatta 2004 A head race is a Time trial rowing race typically held in the fall or early spring. "