Running Knowledgebase

Evidence-based guides on training, nutrition, recovery, and staying injury-free.

beginners

Common Beginner Running Mistakes

Almost every problem new runners hit traces back to the same handful of errors — and most of them are encouraged by advice that sounds sensible. The nine that matter, and what the evidence says to do instead.

Runthatfits TeamOct 2, 2026
recovery

Active Recovery vs Rest Days

Active recovery has better evidence than complete rest for some things and none at all for others. What it genuinely does, what it can't do, and how a beginner should decide between a gentle session and doing nothing.

Runthatfits TeamOct 1, 2026