Speed in running is a [[Running metric|Metric]] that tells how fast a runner is moving. It is calculated by multiplying [[Cadence in running|Cadence]] by [[Stride length in running|Stride length]]. $ \text{Speed} = \text{Cadence} \times \text{Stride Length} $ This means that to run faster, a runner can increase their [[Cadence in running|Cadence]], their [[Stride length in running|Stride length]], or both.