Fri Aug 21 2020: This week, we take a deeper dive into this classic cycling metric.

Mon Aug 17 2020: This week, we break down arguably the holy grail of cycling metrics: FTP.

Fri Aug 07 2020: When are you really using fat as fuel? Find out.

Fri Jul 24 2020: You've likely not heard of this phrase before, but it's important.

Fri Jul 17 2020: A new recurring series, INSCYD's Sebastian Weber breaks down the science of key performance metrics and how to train them.

Tue Feb 07 2017: An athlete needs determine which supplements are appropriate; and then where to get them. Is cGMP enough?

Sun Nov 29 2015: A new landmark study showed a huge benefit to keeping systolic BP low. Do the SPRINT results have direct and parallel utility for healthy triathletes?

Tue Nov 24 2015: We train for hours, get massages, eat carefully, visit doctors, acupuncturists etc., but one missing component may be smiling at you in the mirror.

Mon Aug 03 2015: Latasch: The athlete drank mostly water during the race and did not take in enough minerals. Noakes: Can't happen if athletes advised to drink to thirst, not to a schedule.

Mon Jun 16 2014: Muscle cramps are the bane, and the mystery, of the endurance sports world. Why do we cramp? Fitness, physiology, or diet? What can you do beyond training more and pacing well?

Sun Sep 18 2011: As long as it's couched in the guise of, "more," human beings want it. The latest phenomenon sweeping our sport is the idea of more recovery. But recovery is really the lack of activity; it's not ...

Tue Aug 23 2011: Eating lots of broccoli can only take one so far. How does one go about gaining quantitative insight into the nutritional state of the body? Enter the latest high-tech and exhaustive performance ...

Mon Jul 26 2010: Concerned consumers have been returning certain protein drinks, while affected manufacturers have been working overtime to refute the Consumer Reports study. Let's separate truth from confusion.

Tue Feb 02 2010: WADA has updated its list of banned substances for 2010. There are notable changes to last year's list and, if you're an AGer, don't think this doesn't apply to you.

Tue Jul 21 2009: Was the recent death at Ironman Frankfurt a case of drinking too a schedule instead of to thirst, or not ingesting enough electrolytes per the water intake?

Tue Jun 30 2009: In a study just released, trace amounts of steroid ingestion can trigger a positive drug test, illustrating the ease by which athletes can end up on the wrong side of anti-drug programs.

Mon Jan 05 2009: It's January. What now? Let's take stock. You're fat, out of shape, and your motivation ebbs and flows. Perfect. We have you right where we want you. Time to start training.

Sun Apr 06 2008: In the third of our trilogy on the physics of moving the bike, Rick Ashburn delves into training with power, including the use of power measuring devices.

Wed Mar 01 2000: When you’ve got no feed in the stable you can’t ride your horse to town.

Mon Dec 10 2007: This is the first of monthly installments on the physics of bike riding, with an emphasis on training and racing using power meters. We'll present our first two intro-to-power articles back-to-back.

Thu Sep 13 2007: There's an aerobic value to your training, a conversion to a common currency allowing you to determine the relative worth of our workout.