I am one of the fastest runners in my state for long distance but I believe one of the things holding me back is that I have a weak core. What is a core rountine that I could do daily do or if its better not to do daily?
What I mean by core routine is a list or schedule of different exercises that help strenghthen the core that i can follow daily or do something differnt on certain days.
Also feel free to put any other core advice below.