I had a race prep coaching session today and the BC coach said that doing club runs in a race season would slow me down.
I know about fast/slow twitching muscles etc but i didnt think that putting in miles would low you down, if anything it would improve general fitness.
I know about fast/slow twitching muscles etc but i didnt think that putting in miles would low you down, if anything it would improve general fitness.


and have in the past been coached by various people which I no longer am.