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Archive for November, 2010

Evolution & obesity

It’s the day after Thanksgiving, so what better way to spend it than searching Delicious;). Today’s interesting read comes from Scientific American, An evolutionary tale of human obesity. Money quotes:

If you’re an obese person and can trace your being significantly overweight to some combination of genetic factors … there’s a good chance that your genetic makeup would have given you a leg-up over your “naturally skinny” peers if only you’d been born about 10,000 years earlier.

and:

it was actually only about 60 years ago—after the dust settled from WWII and with the advent of slick advertising, cheap transport and prepackaged convenience foods—that those old, previously adaptive fat genotypes that evolved during the Palaeolithic-era materialized into the crippling, plus-sized problem that we have today. This is such a tiny sliver of time in our species’ evolutionary history that it can hardly be expressed mathematically, but needless to say, it is not enough time for natural selection to counteract what was, for so long before, clearly adaptive.

We’re clearly not all affected by today’s environment the same, but me, I’m very intrigued by the potential for a paleo/primal/evolutionary approach to weight loss.

If you’re similarly intrigued, here are a few of my go-to resources: Whole Health Source, PaNu, and Mark’s Daily Apple.

I just ordered a copy of the Perfect Health Diet; although it’s more of a wellness plan than a weight loss diet, it seems to fit right into this club (check out their color companion for a one-page PDF of their approach). Will report back once I’ve read it.

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Barefootin’

One of the things that appeals to me about the paleo/primal movement is the concept that barefoot is better. The theory from an evolutionary perspective is that our feet are meant to have better contact with the ground to aid in balance, flexibility, posture, and so on.

Of course, actually being barefoot isn’t practical for most except hard-core barefooters. For the rest, there are many options for getting the feel of barefoot with some level of protection and/or fashion, many of which are actually geared towards barefoot running. Two of the more popular brands (see the comments here for more) are:

  • Vibram FiveFingers: The ones with the toes built in.
  • Vivo Barefoot: Does both running and dress shoes.

Me? I’m not looking for running shoes. I’d just like to find something I can wear to work (my soft-sole Minnetonka moccasins don’t make the cut!) that doesn’t cost and arm and a leg, is going to last more than a month, AND will fit my wide foot.

Based on a blog comment a while back, I did pick up a pair of Sanuk sidewalk surfers which I wore a lot this past summer. Love the comfort, but these are really casual shoes — many feature unfinished seams. Good for casual Friday, but not so much the rest of the work week.

Enter Soft Star shoes!

For $99, I ordered a custom-made pair of their RunAmoc shoes in black suede (shown above in chocolate). Granted, not exactly fashionable, but I’m guessing they’ll just look like a regular suede shoe or boot when worn with pants.

The shoes arrived the day before Thanksgiving. After spending the summer in Crocs, they certainly feel different on my feet. They are very light and the 5 mm Vibram sole is flexible but looks like it will hold up well for my use (it’s a sole meant for running off-road).

I’ll be trying them out over the next couple weeks and will report back. One note: if I had it to do again, might have gone with the leather over the suede. The suede seems to be a pet hair magnet!

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My new egg cooker

I have a new gadget! It’s a Cuisinart egg cooker I’m using to make hard-boiled eggs.

Now, I did consider Alton Brown’s criticism of unitaskers before I clicked “buy.” I also considered some of the larger food steamers so I could use it for other things, but didn’t like the comments about BPA in the plastic of those products.

Why hard-boiled? Normally, I prefer my eggs scrambled or in an omelette, but I was looking at a way to bring eggs to work for breakfast, and hard-boiled fits the bill.

Why eggs? As the side-bar of my blog mentions, I’m into primal nutrition (aka the paleo diet*). And eggs — especially those from pastured chickens — are a great way to get healthy fats and nutrients into your diet:

(more…)

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The Twinkie Diet

I was thinking of titling this post “Today’s News You Can’t Use.” Instead, I’m not gonna spend a lot of time on it, but hey, gotta get back into the blogging habit.

So, in case you missed it, a nutrition professor at Kansas State University lost 27 lbs eating Twinkies and other junk food over a period of 10 weeks.

Pardon me for not being impressed.

Big whoop. He restricted calories for 10 weeks. Yawn. There are millions of folks who have restricted calories and lost weight — temporarily — only to see the weight come back.

Regarding his premise:

pure calorie counting is what matters most — not the nutritional value of the food

Yeah, if what you are trying to demonstrate is short-term weight loss. His experiment did that quite well — for him.

As I said, millions of dieters have proved that fad diets work initially; that’s what makes them popular. And that’s all this is — a fad. And fad diets are a great way of feeding the scary spiral known as yo-yo dieting. Blech.

[As an aside, wonder what’s up with the guy who lost weight doing a McDonald’s diet?]

Skip the fads! And as a general rule, be wary of any “science” that is posted on Facebook rather than a peer-reviewed journal.

Update, 11/10: More on the Twinkie diet from my regular reads.

Stephan Guyenet: The Twinkie Diet for Fat Loss

Tom Naughton: The ‘Twinkie Diet’

Yoni Freedhoff: Amazing new diet! Man eats fewer calories than he burns and loses weight!

John Briffa: Is this the dumbest nutrition ‘experiment’ ever performed?

Don Matesz: The Twinkie Diet: A Paleo Dieter Perspective

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Yeesh, sorry for the prolonged absence! Have dusted off the Twitter account, am getting caught up on my feed reader, and will be posting more here soon. Thanks for your patience!

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