Do people who do triathlons know that they don’t have to?

Commentary:
"Triathletes are just overachievers looking for an excuse to wear spandex in public πŸŠβ€β™‚οΈπŸš΄β€β™€οΈπŸƒβ€β™‚οΈ Who needs one sport when you can struggle through three, am I right? πŸ˜… #TriathlonTorture"