fellrnr
fellrnr
Fellrnr - Running, the Universe and everything
518 posts
This blog focuses on endurance running. It covers some related aspects, such as beginning to run, equipment, nutrition, book reviews as well.
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fellrnr · 8 years ago
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I ordered a second blood pressure meter to verify my old one's accuracy. My BP is a little higher with the HIIT, which surprises me. http://ift.tt/2iTzw6A
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fellrnr · 8 years ago
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Monitoring a HIIT session of 10 seconds "all out" with full recoveries using Moxy. As expected, HR lags behind power quite a way, and the peak HR increases as the intervals progress. Also, the HR peaks become more rounded as recovery slows, suggesting my recoveries were not as complete as I'd expected. Muscle Oxygenation (SmO2) doesn't drop until well after HR has peaked, but rebounds higher than I'd have expected. Blood flow (tHb) drops during and after the interval, and takes a little longer than expected to recover. I'm quite surprised how low such a short burst can drop SmO2, and how much of a rebound occurs. So far, 30 second intervals with full recovery drops the SmO2 the lowest, down into the mid-teens, where a Tabata (or WinTab) only drops to the 40s. http://ift.tt/2yclq7b
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fellrnr · 8 years ago
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I've added tables of OHRM accuracy for various watches I've tested. http://ift.tt/2z9L8ZM
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fellrnr · 8 years ago
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A 3 mile time trial (18:20) to look at SmO2/tHb. You can see SmO2 drop rapidly at the start, then gradually build back up before trailing off a little. Blood flow increases for a while before reducing. Speed, power, and HR are all fairly steady. I'm not really expecting to see anything useful in the SmO2 data, as other studies have shown it fairly flat during MLSS (maximum lactate steady state) tests, but I was curious. http://ift.tt/2ySWosC
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fellrnr · 8 years ago
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I've started to test the Vivoactive 3, and I'm publishing my testing notes as I go. http://ift.tt/2i6Bv3k
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fellrnr · 8 years ago
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A look at a HIIT training session in Golden Cheetah with Stryd power estimate and Moxy muscle oxygen sensor. Note SmO2 dropping post interval which surprises me a little. I'm pleased with how low I was able to drop SmO2, and how consistent through to the end. Blood flow (tHb) drops during the interval, though the change is fairly small. The change in the shape of the HR shows the results of fatigue. http://ift.tt/2lg58Eg
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fellrnr · 8 years ago
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I'm always trying to prove myself wrong. Can extreme polarization of training make more frequent running effective? http://ift.tt/2gGcJKL
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fellrnr · 8 years ago
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My review of the excellent Topo fli-lyte 2, which is mostly unchanged from the first version. http://ift.tt/2yAyOP7
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fellrnr · 8 years ago
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Nike Vaporfly 300 mile update. http://ift.tt/2fzzCPs
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fellrnr · 8 years ago
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Hopefully, everything’s charged up. Testing this much gear can really delay the start of a run. http://ift.tt/2xKw2F0
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fellrnr · 8 years ago
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My critical power shown in Golden Cheetah. It's not user friendly, but it is powerful. Running power from http://ift.tt/2vYbs3w
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fellrnr · 8 years ago
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Another GC plot of Stryd data, this time power distribution. No surprises given my preference for LSD ;} http://ift.tt/2vYbs3w
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fellrnr · 8 years ago
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A new running senror to test. I'm curious about it's running power estimate, and all the other data http://ift.tt/2gm2HOz
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fellrnr · 8 years ago
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200 miles in the vaporfly and its not changed much in the last 100 miles. http://ift.tt/2ySjUmk
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fellrnr · 8 years ago
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A minor update to my Fenix5X review around recording muscle oxygen saturation. I thought Garmin displayed the values on the web, but either it's been removed or I'm imagining things (probably the latter). You have to export the .FIT file and import it into another tool. http://ift.tt/2fU0sSl
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fellrnr · 8 years ago
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I've added an update on the Vaporfly after 100 miles (more to come). http://ift.tt/2fzzCPs
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fellrnr · 8 years ago
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Trying to plan my 5K race pace. Stryd suggests 220W should be training intensity and Garmin says 20:50. Thoughts? http://ift.tt/2vYbs3w
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