Long-distance running

An ultramarathon is a footrace longer than the traditional marathon distance of . The sport of running ultramarathons is called ultra running or ultra distance running.

sport in which competitors race by running a long-distance course on natural terrain

athletic event

distance running sport on roads

thumb|220 px|A sky runner.

Athletics discipline

type of ultramarathon footrace

Transient state of euphoria from physical exertion