The 100 metres, or 100-meter dash, is a sprint race in track and field competitions. The shortest common outdoor … See more

At the start, some athletes play psychological games such as trying to be last to the starting blocks.
At high level meets, the time between the gun and first kick against the starting block is measure… See more

The 10-second mark had been widely considered a barrier for the 100 metres in men's sprinting. The first man to break the 10 second barrier with automatic timing was Jim Hines at the 1968 Summer Olympics. Since then… See more