Sports & Recreation

Some Work, All Play

David Roche and Megan Roche

One to five topics, lots of love and enthusiasm and science, sometimes about running. With Megan Roche, M.D. and David Roche and maybe some appearances by Addie dog!

Episodes

20 of 339 episodes

334. Running Form and Fatigue Resistance, Bombshell Doping News, Lactate Gel Experimenting, and How Sweat Rate Changes Over Time!

We got in trouble at the gym before this great episode! The main topic was a new study tying deteriorating fatigue resistance to increased d...

01:27:31Oct 26, 2026

333. Ways That We’ve Been Wrong, The Weirdness of Eccentric Muscle Contraction Adaptation, and The Reproducibility Crisis!

We had to clear our search history after this great episode! The main topic was a list of the ways we’ve been wrong in coaching. Examples: f...

01:26:53Oct 20, 2026

332. The Ultimate Carb Study, Chicago Marathon Hot Takes, The Shoe of Destiny, and Elliptical Training!

The carbs were flowing for this great episode! The main topic was a new study on carb intake that answered so many open questions about fuel...

01:29:46Oct 13, 2026

331. The Training Episode! 10 Lessons from Pro Road Runners, Vinny Mauri’s Unreal Approach, US 10k Champs, and Zone Compression in Cycling

On this episode, we got extremely excited by some of the coolest training theory. So we just ran with it! The big discussion was on the 10 l...

01:28:54Oct 6, 2026

330. Carbs Before Short Efforts, Why Bicarb May Cause Long-Term Adaptations, The Brain-Body Connection, and Strength Work Before Races!

We had some deep thoughts on cheese before this great episode! The main topic was a new study on sodium bicarbonate, showing performance ben...

01:21:10Sep 29, 2026

329. Why You May Not Need Much Intensity, Running Economy v. Power, The Biggest Prize Purse in Trail Running, and Training and Longevity!

We grunted our way through the day before this great episode! The main training topic was a new study on the dose-response curve for intensi...

01:29:05Sep 22, 2026

328. Mysteries of Fatigue Resistance, New Science on the Lactate Shuttle, Carbs and Bone Health, and Fatigue Miles

We had regrettable hot takes on cleaning exercise equipment before this great episode! The main training topic was on a new study highlighti...

01:26:09Sep 15, 2026

327. How to Improve Fatigue Resistance, Weekly Mileage, Aerobic v. Anaerobic Systems, and Cycling Doses of Creatine

We had deep thoughts on thirst traps before this great episode! There were three main training topics that all fit together. First, we conne...

01:39:18Sep 8, 2026

326. HISTORY at UTMB with The Best Performance Ever (?!), Our Favorite Gel, The Future of Backyard Ultras, Heat Training in Cool Temps, and Nomio at Night!

We got an extra dose of confidence before this great episode! The main topic was the history made at UTMB, with Ben Dhiman arguably running...

01:32:32Sep 1, 2026

325. The Spicy Episode! Our Fears About AI Science, The $500 Trail Shoe, Age Group Doping, Zone Compression Theory, and Hog Watch

We weren’t intending to have so many controversial stories this week, but here we are with some spicy topics on our hands. The main discussi...

01:28:07Aug 25, 2026

324. Why Longer Intervals May Be Worse (Sometimes), Carb Totals in Cycling, US Champ Doping, and Squats for Endurance Athletes

We worked on our crawling economy before this great episode! The main training topic was a study on the “VO2 slow” component that may show w...

01:27:19Aug 18, 2026

323. The Theory of Zone Compression, Surgery (Oh No), What Comes Next, and The New Big Supplement!

We brought some big foot energy to this great episode! The main training topic was a discussion of “zone compression,” where harder efforts...

01:21:10Aug 11, 2026

322. Why Exercise Physiology Wisdom Can Be Wrong, Doping in Ultrarunning, Bicarb in Long Races, and AI Controversy!

We excavated sand from sensitive places before this great episode! A main topic was a new study on cold water immersion, with surprising res...

01:27:39Aug 4, 2026

321. Why Hydration Unlocks Endurance, A Creatine Experiment, Tour de France Takeaways, and Athletic Identity Crisis!

We got intellectually swole on creatine and astrology before this great episode! The main science topic was a study connecting carb oxidatio...

01:36:58Jul 28, 2026

320. Why POWER Makes Champions, The Key Downhill Cue, Overnight Drug Testing at Tour de France, What We’re Trying Now, and Adult Potty Training!

We learned way too much about toe weightlifting before this great episode! The main topic was a discussion of a difficult, nuanced topic: ho...

01:41:26Jul 21, 2026

319. New Fueling Lessons from The Tour de France, Uphill Treadmill Threshold Theory, Prototype Shoe Ranting, The Hardrock 100, and Coaching Questions!

We spread our toes wider than nature intended before this great episode! A main topic was on the fueling evolution in the Tour de France, an...

01:38:40Jul 14, 2026

318. Our Surprising Take on Carb Loading, Why Even 10 Minutes Counts, Exogenous Lactate Supplementation, and Cross Training Science!

We campaigned for the Nobel Prize in bodily functions before this great episode! A main topic was a new review study on cross training that...

01:35:56Jul 7, 2026

317. HISTORY at Western States 100! A Full Breakdown. Plus High Carb Study and Questions!

The 2026 Western States 100 was astonishingly fast and uplifting! It was also astonishingly dramatic. This episode breaks it all down when i...

01:38:16Jun 30, 2026

316. Why Western States 100 Records Are Getting Smashed, Z1 v. Z2 Training, AI Coaching News, and Competitiveness v. Ego!

It’s the best time of the year, and we brought that energy into this great episode! We started by bringing out our big predictions and hot t...

01:41:40Jun 23, 2026

315. How Lower Carb Arguments Miss The Mark, Answering Bicarb Questions, Overload Weeks, and Heat Training!

We developed the ultimate AM wake-up hack (which we tell you about in the intro) before this great episode! A main science topic was a new p...

01:26:47Jun 16, 2026