Running Nerd quiz archive

That burning, heavy-legs feeling you get 24-48 hours after a hard workout is caused by what?

During a 60-minute easy run at steady pace, your heart rate drifts up by 8-10 bpm by the end. What does that usually mean?

Stress fractures most often become symptomatic in what window relative to the week you “overdid it”?

When you look at runners who cramp vs runners who don’t during the same race, the biggest predictor of cramping is what?

What does the research actually say about static stretching before a run?

Studies of elite distance runners consistently show what percentage of their weekly mileage is run at "easy" effort (conversational, below lactate threshold)?

For a typical runner, at what long-run duration does carb fueling during the run start to meaningfully affect next-day recovery and performance?

Research comparing one long "threshold-style" interval session vs the same work split into two sessions (AM/PM) shows the main advantage of a double-threshold day is what?