Everything you need to know about running easy miles
They are the backbone of most training plans - but how slow is slow?
By John A KissaneUpdated: 23 March 2023
https://www.runnersworld.com/uk/training/beginners/a26514237/running-pacing-easy-miles/
Mile run 感覺幾好。
睇下 easy run 應該點跑適合 d 先。
Mile + easy + hill 好似幾好