Coach Christensen describes the approach needed to successfully develop the 400 meter runner moving up to the 800 meter event, aka the Type 1 800 Meter Runner.
What Is 800m Training? Distance Training? Sprint Training?
Interval Training: The Holy Grail for Performance Improvement
Speed Workouts for the Half Marathon
Should 800m runners do long runs? - Quora
5 Great Track Workouts For Distance Runners
How do lane assignments and starting spots work in track
What Is 800m Training? Distance Training? Sprint Training?
How do lane assignments and starting spots work in track
800m Training by Peter Hoffman (Part 3) - SweatElite
Canada's Marco Arop glides into 800m semifinals after winning heat
What are the different kinds of track and field positions? - Quora
State Meet Race Video Countdown: No. 2, Girls 800-Meter Run
How to Get DQ'd from a Race — or Not: Inside Track Rules and