The 2005 London Marathon: running races, in their various specialties, represent the oldest and most traditional form of sport.

Sport pertains 🔑 to any form of physical activity or game,[1] often competitive and organized, that aims to use, maintain, or improve physical 🔑 ability and skills while providing enjoyment to participants and, in some cases, entertainment to spectators.

[2] Sports can, through casual or 🔑 organized participation, improve participants' physical health.

Hundreds of sports exist, from those between single contestants, through to those with hundreds of 🔑 simultaneous participants, either in teams or competing as individuals.

In certain sports such as racing, many contestants may compete, simultaneously or 🔑 consecutively, with one winner; in others, the contest (a match) is between two sides, each attempting to exceed the other.