Which muscle fiber type is the best for competing in a triathlon?

slow-twitch muscle fibers

Explanation:

Marathons, ultra-running, and longer course triathlon pulls in mostly slow-twitch muscle fibers. “Type I, slow-twitch muscle fibers, are also known as aerobic muscle fibers due to their ability to create energy from oxygen, allowing them to produce force over an extended period of time

i wish it got that cold here ): im in florida and i've never even seen snow, it never feels like a real holiday. i hope you have a good one with your family !