Power Curves, Plateaus, Growth Hacking and More – Ask a Cycling Coach 264

I stopped in my tracks when this was mentioned. Totally derailed what I thought I knew.

Are these the data fields you mentioned in the Podcast?

Same here.

Be careful about the real difference in seat tube angle between the Mach4SL and the new Epic. The Spesh has got a shorter headtube that defines a different measuring point for the effective seat tube angle (stack height is ~4cm less on the Epic). Real world difference between the bikes will be marginal when both run a 100mm fork. It all comes down to personal preference, but I would never trade in a DW Link driven Pivot for a Brain equipped Specialized.

Wow, tubeless, life’s too short.

No thanks.

Same question. On-off switch, or dimmer? Hope an answer pops up. Not just an academic question. Does milk in my coffee nullify the fat-burning stimulus of an otherwise fasted low intensity ride? Or, horrors, a banana?

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I have a feeling he’s getting it mixed up with alcohol, which IIRC does totally stop fat burning until you’ve cleared it? :smiley: #beerswithchad

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I think Coach Chad has previously mentioned this, his solution is go with cream, not milk.

(The banana…probably not…unless it’s so ripe that you can slurp it right out of the peel.)

A little splash of milk, probably not (but cream better and black coffee better still!). Banana is nearly pure carb so yes, almost certainly breaks a fast!

In the US this is sold as heavy cream, and it should not have added sugar (check label just in case!). Half&half has added sugar.

Oh my. That’s what I get for lying. (Didn’t want to fess to anything “worse” than milk.) It’s actually half and half, the worst of all. Karma.

One thing on tubeless. The Mavic Ksyriums UST do not need rim tape. Not sure about other models. I have been using for about 2 years on two bikes without problems - after learning to inflate less after a puncture for a while, and to add more sealant once in a while. The Mavic Yksion tires have been good as well, and very easy to fit. Just wish they would use names that I could actually spell.

One thing I don’t like is cannot easily change tires for a certain event and then back. Eg if not fully worn but want newer tires for an event. Too much hassle to try and reinstall “used” tire.

Perfect excuse for a second set of wheels, so that you can have a wet/dry set! Any excuse for new bike bling :smile:

Does n+1 apply to wheelsets too? :thinking:

On my bottle of Stan’s Race Sealant it says “not to be injected through any valves” and should go directly into the tyre.

Can anyone (@Jonathan?) confirm whether it is possible to use Stan’s Race with the KOM injector, and ignore this advice?

If not, is there an ideal sealant which IS compatible with the KOM injector?

I use Stan’s race sealant and inject it through the stem without issue. There are 2 types of injectors. One that goes around the stem (screws to outside of the stem) and one that goes inside the stem. Presumably the injector that goes inside the stem would be better as it bypasses the valve.

That being said, I have the injector that screws to the outside of the stem and it’s not a problem. If the valve gets a little clogged, simple remove the valve core, clean of sealant and reinstall. Also, don’t store your bike with the stem at 6 o’clock position.

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Cheers. The KOM one goes inside the stem. Sounds like it’s worth a shot.

Me too. Never had a problem.

Love it when Jonathan starts talking fundamentals, like rollers and no erg, gearing and bike selection for outside workouts (22:30), and training in the heat (25:05). #respect

(I’m a little behind on my podcasting, sorry for the 2 week old comment!) I was really excited about the last topic linking brain and energy systems. Especially the study @ambermalika mentioned about perceived effort following a taxing cognitive task. Maybe that’s why I tend to have a harder time training on days when I spend a lot of time focusing on work stuff. I always wondered if it was stress, but maybe it’s brain fade from trying to think harder than usual :slight_smile:.

Quick note about the Stroop task Amber mentioned from that study: the Stroop effect happens when people are slower to name the color that a word is written in, and the word and color don’t match (the podcast said the task involved reading words, in fact you are explicitly trying not to read the word, just name the ink color). It’s a subtle difference, but I’m a nerd.

Also about that cognitive inhibition study: amateur cyclists put in a worse 20 minute effort after doing the cognitive inhibition task compared to baseline, but pro cyclists showed no difference! And also, the pros performed better overall on the cognitive inhibition task. So apparently pros are just better at cognitive inhibition and can minimize its effect on athletic performance. This is apparently not an unusual finding: elite ultra-marathoners tend to score higher than controls (mere mortal athletes) on cognitive inhibition tasks (REF). Which is a crazy interesting finding, either that ability is trainable (very, very hotly debated in cogn neuro right now) or else people with naturally better inhibition tend to go on to become elite athletes.