The phrase "distance events" refers to sports or competitions that involve long-distance races or activities, where participants need to cover a significant amount of distance. Full definition
One interesting item worth mentioning - fat prior to endurance exercise has actually been shown to improve performance significantly (in longer distance events). (completehumanperformance.com)
If you have another, you will be better at short distance events. (bjsm.bmj.com)
If you have one version of the ACE gene, you will be better at long distance events. (bjsm.bmj.com)