"How To" Secrets of Training with Heart Rate, Power, and Nutrition
Monday, February 22, 2010 at 9:04PM This is a video showing how to use software to train for endurance events. Watch closely and you can see the magic mix of nutrition, effort level, and time all at work.
Summary: My energy levels fade after about two hours. You can see where I supplement calories and energy levels come back up.
The Good: You can see how workouts in a controlled environment allow for great analysis of what you need to go long. I'm fueling every 15 minutes and staying at an even effort level that I can sustain for a long time.
The Bad: Even though my fuel intake was precise, I never bothered to see how many calories it was before I even started. Post analysis showed it to be 200 calories per hour. Bumping it up to 300 calories per hour mid-ride allowed for me to get back to performing at a nice level.
Other Notes: Heart rate is a great reflector of how you're doing. If you can't sustain a given HR, you're either bonking or dehydrated. If your speed (indoors) or power (indoors or out) falls off and at the same HR or both of those fade, you're in trouble.
How to Use This Data: This type of software exists so you can analyze what went right or wrong during a workout so you can fix it on the next one. For me, I'm using this dataset to ride the next ride at 300 calories per hour the whole time and see if that slump goes away. The effort level was in my Zone 2, which tells me I should be able to sustain this for 112 miles (an Ironman bike distance). A little later in the season, I will extend this ride to 5 hours and then run afterwards to ensure that the fueling pattern is sustainable for a full Ironman. In the meantime, I'll also start adding electrolyte sources into the fuel for cramp reduction in hotter conditions. It's also important to notice how I am able to calculate exactly how many calories were involved. Many athletes train long and have no idea what's happening and then can't replicate great training results during a race. The longer the event, the more important it is to remove any guessing.
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