Running Terminology
PR, splits, cadence, foot strike, and essential running vocabulary every runner should know.
Terms in This Category
8 termsPR (Personal Record)
Your fastest time ever at a given distance. Also called PB (personal best) outside the US.
Negative Split
Running the second half of a race faster than the first — a sign of disciplined pacing.
Cadence
The number of steps per minute. Most coaches target 170–180 spm for efficient running form.
Foot Strike
Where your foot first contacts the ground — forefoot, midfoot, or heel. Affects injury risk and efficiency.
Splits
Time for each segment (usually mile or kilometer) of a run. Even splits mean consistent pacing throughout.
Fartlek
Swedish for "speed play" — an unstructured workout alternating between fast and easy running.
Strides
Short bursts of 80–100 meters at near-sprint pace, used for neuromuscular activation and form work.
Long Run
The cornerstone weekly run — a sustained easy-pace effort that builds endurance, mental toughness, and fat-burning efficiency.
Organize Running Races?
List your races free and reach athletes looking for their next challenge.
List Races FreeLearn More
This category covers key terms, concepts, and techniques used in endurance sports. Browse the terms below to learn definitions, training applications, and how they relate to your racing goals.
Each term page links to upcoming races and events. You can also search for specific race types or browse our events page filtered by discipline and location.