Category Archives: Comments about Cycling

Dangerous Disc Brakes???

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Disc brakes are back in the headlines.  The UCI decided to allow their use again this year. Marcel Kittel and Tom Boonen were two of the most prominent riders using them so far.  Then Kittle got caught up in a crash with Owain Doull, Team Sky, and Doull claimed he was sliced, at least his shoe was sliced, by Kittel’s disc rotor.  I think he was wrong.

SInce then, the CPA has called for them to be disallowed.  And lots of websites have done experimental videos showing if a disc rotor can cut things.  Velonews did a couple videos that showed, if someone is powering the wheel, then it could possible cut through a cycling shoe.

The only problem with that experiment is that when someone has their cycling shoe up against someone’s brake rotor, no one is pedaling that bike.  That bike is most likely going to hit the ground very soon, riderless.  And the time they held the pig’s skin and shoes against the rotor was so much longer than a person could ever be touching a brake disc in a crash scenario.

I very much doubt that brake disc rotors are dangerous.  Just because they are rotating doesn’t make them into meat cutting blades.  They are pretty dull and I’ve never come close to being cut by one.  And I’ve fallen a fair amount of times on bikes with disc brakes.  And I’ve been run over by a fair amount of times by guys riding disc brakes.

Think how many crashes, mass pile ups have been at the start of MTB races since discs have been used.  I’ve never heard of anyone getting sliced by a rotor.  Add cross races too, now that disc brakes are becoming commonplace.  I’ve never seen someone in MTB or cross cut by a disc rotor.

I’m not big on the disc brake switch.  It is a huge change and makes exchanging equipment, especially on the road, very difficult.  When the manufacturers get their shit together and make the calipers more adjustable, maybe make the pads retract further, then the wheels might be interchanged much quicker.   Until then, maybe they are only good for individual racers where riders have their own equipment, in pits, available.

If you gave me a choice between touching a rotating brake rotor or having a guy run into me with a chainring, I’d take the rotor everytime.  I’ve been hit by chainless chainrings and those things are very dangerous.  An exposed chainring is so much more dangerous than a brake disc connected to a hub.   I very much doubt the CPA is lobbying to get rid of those.

***Okay, I just went out to my garage and spun a MTB rear wheel up to speed.  I could stop it very easily with my thumb.  I do realize that hand skin is tougher than other skin on a human’s body.  I’d think if a leg or arm came in contact with a rotor, from the top, where it would cut you, then the same leg or arm would make contact with the spokes of the wheel too, so it would not only be the rotor stopping the wheel.

 

What to Eat?

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Athletes, probably more than other folks, tend to really try to consume foods that are good for their specific sport.  Or for health in general.  But nowadays, it is harder and harder to figure out what that specific food is.

When I first started racing, I was a vegetarian.  I didn’t eat any meat at all for maybe 5 years. But, when I went to Europe, that went out the window.  It was nearly impossible doing that and trying to race there, at that time.  Plus, I was taking a handful of vitamins a couple times a day.

It was all carbohydrates back then.  Carbo load and race fast.

Then it jumped to protein.  Eat a bunch of protein and no carbs.  I’ve done this a few times and it works too.  But did I feel a ton better/different, no.

Anyway, I’m writing this because of a couple things I’ve read the last week.

One is that the chicken you get in a subway sandwich is only half chicken.   The rest is some kind of soy filler.

I hate this.  I used to think that eating subway sandwiches was a good choice for fast food.  I have no idea whether this study is accurate, but it makes you think.  The article said that the most chicken in any fast food chicken is in the 80% range.  If you would have asked me I would have guessed in the high 90’s.

The next was an article at Cyclingtips about eating gummy bears for recovery.  It showed Peter Sagan eating a bunch of gummy bears for just that.  I’ve heard a ton about recovery for efforts and have never seen this.  I would have guess, once again, that eating them might be okay riding, but not for recovery.

Skratch Labs co-founder Dr. Allen Lim says otherwise.  Dr. Lim has worked some questionable jobs, but I assume he knows what he’s talking about when he says that gummy bears are good for recovery.   Again, what do I know.

I’ve seen riders eat everything and race super.  Don Myrah used to eat nearly only fast food, tons of high fat, high sugar desserts and still kill me racing MTB’s.  Then Phil Anderson comes to the US and to race the Coor’s Classic on our team and hasn’t eaten dessert in months.  And he rides at the front, day after day, for the whole two weeks.  Big difference in diets here and same results.

No butter or eggs. Lot of eggs, as much butter as you want.  What is up with that?

Obviously, us human’s haven’t exactly figured out what is right for us to eat.  For athletics or longevity.  It switches on a yearly basis and sometimes goes back upon itself.  It’s interesting, but disturbing some too.

Dinner last night.

After race food.

Peter wolfing down gummy bears.