Dr. Nick Tiller brings his UltraRunning Magazine column, "Ask the Physiologist" to the podcast with host Scotty Sandow. Answering questions from our readers, Dr. Tiller gets to the heart of ultrarunning by offering up advice about training during an illness, what works and what doesn't when it comes to boosting your running routine, heart health, sodium intake, NSAIDs and much more.

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Thanks to our episode sponsor Drymax