Tuesday, February 23, 2010

mc's balsamic vinegar diet: fat loss xtreme taste delight

Diets as a regular approach to body comp, as opposed to good nutrition practices, are bad. They're evil. They show no respect for the complexity of us as humans. They say if you just eat this magic way you'll get the body you want. They have no respect for the neurological trespass that radical changes can invoke when broached without preparation or understanding: that for someone struggling with weight for a long time, it's rarely just about the food.

We see proof of this all the time: we know that folks who diet can get stuck in a cycle of deprivation/retaliation. Martha Beck describes this practically split personality response to the diet (a code word for denial) in here fabulous book about approaches to getting one's head right for food change in The Four Day Win.

In Beck's approach, one's way to "thinner peace" as she puts it, is by helping one's self prep for the kind of changes to habits a shift in food consumption really triggers, and offers strategies to help get ready for the change.

I've written about the cost of change before: we are rewiring ourselves, literally, both hedonically (our habits for pleasure/satisfaction/sufficiency) and homeostatically (what hormones for instance get triggered when to say "you're hungry; go get carbs). I really like Susan Roberts' approach to this shifting of "instincts" as getting one with what's going on inside and having some mercy towards oneself that there are reasons we're so driven to consume, and that changing these takes time.

It's just not only about the food (as i've said before).

And folks here know that my favorite approaches to getting knowledgable about nutrition is precision nutrition (why), and that i'm also intrigued with eat stop eat as a complementary strategy.

All good.

So where does balsamic vinegar come into it?

Well, whether you're getting set to make weight as an athlete or getting ready for a special event, or just want to kick start the sanity of a diet with some self-inspiration, there are times when one may wish to crash diet. Pray these are rare. Here's my own example: i'm getting ready for an event; i was away for more than a week on the road and ate terribly. And i know how to manage road food, so won't go into why this week was a bust, but i've been paying for it since, and i want to get back to the right weight for the event. Shallow, but there it is.

So, what's the best way to do this? Well i don't know, but the way i do it is to turn to Lyle McDonald's Rapid Fat Loss Diet. McDonald offers the same caveats: a crash diet is a short-ish term thing; it is not a way of life, but there are times (not one's life) when drastic measures may be appropriate.

By drastic, we're talking what's usually known as a Protein Sparing Diet, with a few mods. The best part of the book is really the discussions around how to figure out how long to be on this, how to come off it, and how to gage what you need, why, and strategies to optimize your *short term* practice of this.

The diet part is largely getting your daily protein requirements from very lean sources (including protein powder), doing a multivitamin and calcium, doing your algae or fish oils to get the right fats, and eating all the greens you want. Leafy greens don't really add up calorically to a hill of beans. Well, literally they don't.

We're getting closer to the balsamic
Just eating a piece of protein is not so filling. However, what i've been finding is that raw leafy greens from salad greens to baby spinach, and throwing in some sprouts, is not only overwhelming to the eye (as in, 'that's a lot of food'), it's also slow going to chew. And that's great!

Normally, i'd put olive oil and balsamic on a set of veg like this, but that oil is too dear right now since it's fat i'm trying to burn, so for the first time i've been exploring well, what about just the balsamic? Oh wow.

Now, when i say balsamic here, i mean some really nice balsamic (what is balsamic?).

Getting Intrigued
Yes, like everything else made in the world, we can Get Intrigued about a particular food product. There are various types of balsamics just as there are wines and olive oils. Having had the pleasure to travel to spain at one point i got to try a bunch and learned about this incredible condoment. This is aged, pressed grapes. It's sweet and clean and oh so nice with just a hint of tartness. And also as with all things, the most expensive doesn't always mean the best either. There's a supermarket brand in the UK - selfridges - which is very very nice. And surprisingly another supermarket, waitrose, makes one too, that rivals more name brands. To my taste anyway.

AND the best thing is, it works on its own without the olive oil's fruity complement. Drizzle some of the really nice stuff on this stack of leafy greenery and it goes from a mouth full of fodder to something really quite delicious.

There are probably tons of chemical reasons for why the vinegar part of the balsamic is reacting with the lettuce to begin to cook it, and react with it, but oy, let me tell you, it's a way to make that plate of greens desireable.

Slow Down, Chew: create taste sensation and lasting delight
WHich brings us to two other great food tips we hear all the time: chew the food a lot, and eat slowly. Why? well, the mastication process brings out the flavours of the foods, and if you have a variety of greens and sprouts and balsamic notes on a plate, squishing, crushing, chewing those leaves cracks open their flavours. And heck, if you're on such thin gruel as this calorically, making a meal last as long as possible is also a good thing.

Indeed, concentrating on the food, tastes and flavours is another rewiring step that has been shown apparently to help people eat less. On this diet, no problem, one is eating less BUT in doing so, we're learning habits to carry back to Sane Eating to continue to get more from less.

Tucking Into Tastes.
Perhaps when one is so calorically restricted, creating savoriness and sweetness and just flavourfulness is truly a great practice to develop - chewing goes a long way; seasoning takes that a bit further - and while perhaps motivated by a keen focus on fat burning for the moment, for whatever short term necessary evil goal requires this (or possibly it's an aesetic rather than aesthetic one), these are useful habits to take back towards as said that sane eating (i mentioned precision nutrition if you're not sure what that looks like - here's a free ebook of most of it).

So if you find yourself in a place where you need to get a fat drop happening fast, by all means, consider the Rapid Fat Loss Diet, and bring the good quality Balsamic to the table.

And when you get a head start on where you need to go - really the time limits discussed in the book are IMPORTANT - to look at refeeds, duration, etc, and just stopping it - there are some great approaches, as said: pn, eat stop eat. All good, all sane, all healthy habits based.

Personally, i can hardly wait to get back to real eating, but balsamic and loads of leaves has been a revelation.

Related Links

Note:
A reminder, too, that Brad Pilon's free teleseminar is Feb 24 - the free slides that just got mailed around about calorie cutting for weight loss related to height and only height is worth the sign up alone. That's a head spinner.

Sunday, February 21, 2010

begin2dig joins the 21st century: facebook and twitter

Having struggled with how to do facebook, and having wrestled with frustrating my non-fitness geek colleagues on twitter with all this wellbeing info stuff, i have, in reading a wee ebook called "crush it" learned that i can clear the field for better communication(thanks miketnelson for the pointer).

So to connect better, learn more, share our good STUFF:
The current icon for these sites is just below.
duh? duh.
i hope (really, i do) that you'll consider adding these links to your rich social networking space.

A goodly number of folks come through b2d daily, and thank you! but i hear from few of y'all in the comments.

Comments i know take time - so i hope you'll consider that FB and Twitter may facilitate faster contact.

And of course you can still connect with b2d via RSS feed and via Email for instant updated as soon as a new blog post is published.

AND to those who put their faces right out there on this site to say they Grok B2D, wow, thank you. Glad you're here.

Thanks again for stopping by & taking time to have b2d info as part of your infosphere

best
mc

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Saturday, February 20, 2010

Improving Longevity with Calorie Reduction in Humans?

ResearchBlogging.orgLots of studies on rats and a few other mamals have seemed to show the benefit of caloric reduction and longevity - mainly it seems in the way that CR impacts core temperature (a bit lower is better), fasting insulin levels, and oxidative stress - that free radical stuff. Testing CR and humans is going to be trickier. So researchers a few years ago looked at simply the effects of CR on these very markers that have been hypothesised to have an effect on longevity. What their work shows is that yup, CR has these effects.

The resson i mention this piece here is that neither Alan Aaragon's 2007 critique of IF (which i've cited before as a good ref and which Chris over at conditioning resaerch has also detailed); nor have i seen the work referenced in the more recent Eat Stop Eat by Brad Pilon.

So here's the abstract; the full article is also available for free, which is nice.
JAMA. 2006 Apr 5;295(13):1539-48.
Effect of 6-month calorie restriction on biomarkers of longevity, metabolic adaptation, and oxidative stress in overweight individuals: a randomized controlled trial.

Heilbronn LK, de Jonge L, Frisard MI, DeLany JP, Larson-Meyer DE, Rood J, Nguyen T, Martin CK, Volaufova J, Most MM, Greenway FL, Smith SR, Deutsch WA, Williamson DA, Ravussin E; Pennington CALERIE Team.

Pennington Biomedical Research Center, Louisiana State University, Baton Rouge 70808, USA.

Erratum in:* JAMA. 2006 Jun 7;295(21):2482.

Comment in: * JAMA. 2006 Apr 5;295(13):1577-8.
CONTEXT: Prolonged calorie restriction increases life span in rodents. Whether prolonged calorie restriction affects biomarkers of longevity or markers of oxidative stress, or reduces metabolic rate beyond that expected from reduced metabolic mass, has not been investigated in humans. OBJECTIVE: To examine the effects of 6 months of calorie restriction, with or without exercise, in overweight, nonobese (body mass index, 25 to <30) men and women. DESIGN, SETTING, AND PARTICIPANTS: Randomized controlled trial of healthy, sedentary men and women (N = 48) conducted between March 2002 and August 2004 at a research center in Baton Rouge, La. INTERVENTION: Participants were randomized to 1 of 4 groups for 6 months: control (weight maintenance diet); calorie restriction (25% calorie restriction of baseline energy requirements); calorie restriction with exercise (12.5% calorie restriction plus 12.5% increase in energy expenditure by structured exercise); very low-calorie diet (890 kcal/d until 15% weight reduction, followed by a weight maintenance diet). MAIN OUTCOME MEASURES: Body composition; dehydroepiandrosterone sulfate (DHEAS), glucose, and insulin levels; protein carbonyls; DNA damage; 24-hour energy expenditure; and core body temperature. RESULTS: Mean (SEM) weight change at 6 months in the 4 groups was as follows: controls, -1.0% (1.1%); calorie restriction, -10.4% (0.9%); calorie restriction with exercise, -10.0% (0.8%); and very low-calorie diet, -13.9% (0.7%). At 6 months, fasting insulin levels were significantly reduced from baseline in the intervention groups (all P<.01), whereas DHEAS and glucose levels were unchanged. Core body temperature was reduced in the calorie restriction and calorie restriction with exercise groups (both P<.05). After adjustment for changes in body composition, sedentary 24-hour energy expenditure was unchanged in controls, but decreased in the calorie restriction (-135 kcal/d [42 kcal/d]), calorie restriction with exercise (-117 kcal/d [52 kcal/d]), and very low-calorie diet (-125 kcal/d [35 kcal/d]) groups (all P<.008). These "metabolic adaptations" (~ 6% more than expected based on loss of metabolic mass) were statistically different from controls (P<.05). Protein carbonyl concentrations were not changed from baseline to month 6 in any group, whereas DNA damage was also reduced from baseline in all intervention groups (P <.005). CONCLUSIONS: Our findings suggest that 2 biomarkers of longevity (fasting insulin level and body temperature) are decreased by prolonged calorie restriction in humans and support the theory that metabolic rate is reduced beyond the level expected from reduced metabolic body mass. Studies of longer duration are required to determine if calorie restriction attenuates the aging process in humans.

Now, i haven't seen a comparison of these same markers considered in a study where folks are JUST exercising and eating right (say a la precision nutrition's principles), but that is what folks like Aragon suggest - that exercise and diet have the same effects. A head to head study or gathering of results would be nice.

There is a nice 2009 follow up study by this group that looks at metabolic adaptation of folks on CR and CR + exercise. Bottom line: the folks who keep exercising while on the CR do not experience a metabolic adaptation like the *just * CR's (in other words the CR's metabolism really drops, and so does their activity). IS that maintenance good for longevity markers? not clear. But in terms of weight loss maintenance, surprise surprise:
Interestingly, despite similar body mass and composition changes, CR in conjunction with exercise (CR+EX) did not result in a metabolic adaptation. If weight relapse does occur in part as a result of a reduced metabolic rate in the weight reduced state, then perhaps the combination of CR and exercise may be the best choice of intervention to prevent weight regain in overweight and obese individuals. Certainly, more than 20 years ago, Pavlou observed that exercise during a CR-induced weight loss program was essential for success of weight loss maintenance [34]. Since then others have shown with doubly labeled water studies that weight stability following weight loss is sustained by higher levels of activity related energy expenditure and free-living physical activity [35], [36]. To our knowledge no studies have prospectively studied the energetic adjustments of CR only versus CR in conjunction with exercise during weight loss and weight loss maintenance.

SO diet, combined with exercise is still a good thing for maintaining ongoing body comp goals. Great.

Oh and to put icing on the cake of why exercise with diet (spliting the total CR between diet and exercise) is a good thing, the gang just published a study showing that while fat loss is the same no matter how you get you mojo on and calories off, with exercise is better:


Med Sci Sports Exerc. 2010 Jan;42(1):152-9.
Caloric restriction with or without exercise: the fitness versus fatness debate.

Larson-Meyer DE, Redman L, Heilbronn LK, Martin CK, Ravussin E.

Pennington Biomedical Research Center, Louisiana State University, Baton Rouge, LA, USA. enette@uwyo.edu

There is a debate over the independent effects of aerobic fitness and body fatness on mortality and disease risks. PURPOSE: To determine whether a 25% energy deficit that produces equal change in body fatness leads to greater cardiometabolic benefits when aerobic exercise is included. METHODS: Thirty-six overweight participants (16 males/20 females) (39 +/- 1 yr; 82 +/- 2 kg; body mass index = 27.8 +/- 0.3 kg x m2, mean +/- SEM) were randomized to one of three groups (n = 12 for each) for a 6-month intervention: control (CO, weight-maintenance diet), caloric restriction (CR, 25% reduction in energy intake), or caloric restriction plus aerobic exercise (CR + EX, 12.5% reduction in energy intake plus 12.5% increase in exercise energy expenditure). Food was provided during weeks 1-12 and 22-24. Changes in fat mass, visceral fat, VO2peak (graded treadmill test), muscular strength (isokinetic knee extension/flexion), blood lipids, blood pressure, and insulin sensitivity/secretion were compared. RESULTS: As expected, VO2peak was significantly improved after 6 months of intervention in CR + EX only (22 +/- 5% vs 7 +/- 5% in CR and -5 +/- 3% in CO), whereas isokinetic muscular strength did not change. There was no difference in the losses of weight, fat mass, or visceral fat and changes in systolic blood pressure (BP) between the intervention groups. However, only CR + EX had a significant decrease in diastolic BP (-5 +/- 3% vs -2 +/- 2% in CR and -1 +/- 2% in CO), in low-density lipoprotein (LDL) cholesterol (-13 +/- 4% vs -6 +/- 3% in CR and 2 +/- 4% in CO), and a significant increase in insulin sensitivity (66 +/- 22% vs 40 +/- 20% in CR and 1 +/- 11% in CO). CONCLUSIONS: Despite similar effect on fat losses, combining CR with exercise increased aerobic fitness in parallel with improved insulin sensitivity, LDL cholesterol, and diastolic BP. The results lend support for inclusion of an exercise component in weight loss programs to improve metabolic fitness.
In the meantime of waiting for the longevity marker comparison where the condition would be normal healthy eating (like PN) and exercise, there seems to be at least a few of us who are using say precision nutrition approaches to eating/health on most days (and getting questions on nutrition addressed) and ESE fasting once or twice a week - for me this protocol is an exploration; nothing definitive, but intriguing. Just FYI

Related Posts

Citations:
Heilbronn, L. (2006). Effect of 6-Month Calorie Restriction on Biomarkers of Longevity, Metabolic Adaptation, and Oxidative Stress in Overweight Individuals: A Randomized Controlled Trial JAMA: The Journal of the American Medical Association, 295 (13), 1539-1548 DOI: 10.1001/jama.295.13.1539

Redman, L., Heilbronn, L., Martin, C., de Jonge, L., Williamson, D., Delany, J., Ravussin, E., & , . (2009). Metabolic and Behavioral Compensations in Response to Caloric Restriction: Implications for the Maintenance of Weight Loss PLoS ONE, 4 (2) DOI: 10.1371/journal.pone.0004377

LARSON-MEYER, D., REDMAN, L., HEILBRONN, L., MARTIN, C., & RAVUSSIN, E. (2010). Caloric Restriction with or without Exercise Medicine & Science in Sports & Exercise, 42 (1), 152-159 DOI: 10.1249/MSS.0b013e3181ad7f17

Friday, February 19, 2010

8lbs of Lean Mass in One Workout - and other surprises Feb 24 - from brad pilon

Apropos of all this discourse on protein synthesis vs absorption vs muscle mass gain, this just in from brad pilon (yes of eat stop eat fame). How to add 8lbs of lean mass in one workout. i love it





The main idea? Check out the video and register for a teleseminar (it's free) to find out more insider knowledge about how supplement companies make some of the outrageous claims they do - with seeming results.
But get some good tips too. Taken from the teleseminar page:
* How many calories it REALLY takes to build muscle

* Why HEIGHT has more to do with the amount of calories you need on a daily basis and how to use the "Rule of 7's and 3's" to determine how BIG you'll actually end up

* A sneaky trick that all marketers use to get you to THINK that you're gaining more muscle than you really are... and how this same sneaky trick is SAPPING you out of your hard earned money in the process

* How adding just 5 lbs of muscle in JUST THE RIGHT PLACES gives the illusion of a 25 lb increase in size... DRUG FREE...

* The TRUTH on testimonials and "before and after" pics and how EVEN YOU can make yourself look super huge in 24 hours... without ever touching the inside of a gym or taking a "magic powder". This is the one secret the supplement companies DON'T WANT YOU TO KNOW

(here's a preview on the above one from brad's blog, 2007:

how to gain 10 pounds of muscle and lose 5 pounds of fat in only 2 days.

Note: the above link to the seminar links back to me, but the seminar is free, so it seems that it's for counting purposes - but heck if you'd like to buy a copy of eat stop eat from my site (it's a good researched read whether you practice fasting or not) that's lovely, too (more about affiliate links at b2d)

Aside: as i've said before, colleagues i trust (and now me, too) are blending precision nutrition with eat stop eat for
great nutrition knowledge (overview), and exploration of the benefits/vibes of fasting.

Anyway, the seminar sounds like it's going to be fun. Let me know what you think.

Oh and as one more place to get psyched for what promises to be a fun evening, here's an interview Mike T Neslon did with Mr. Pilon.

mc

Curb my protein enthusiasm: single factor thinking fails again

Yesterday i wrote a piece reviewing an article that showed that 30g of whole protein was all that could be synthesized by resting muscle, so we can all just chill about how much protein we take in at a feeding. And indeed, there's one more reason to spread out one's protein intake over the course of a day. One more reason (not the only reason) Mutliple feedings rock!

I have just finished revising that article to be far more restrained in its celebration. I think it's a much better/fairer piece now, anyway. Dam it. Because now while more accurate, it's far less conclusive.

This revision fervour first started with some interesting conflations i was hearing between absorption and synthesis - how are these related, and conflations between some folks saying one MUST take on 30g of protein every few hours vs what the article suggested - that's the MAX one could utilize - if one is 80kg or thereabouts, not what one *should* take on. Minimums aren't established; only maxs. And only for acute uptake. With the interesting finding that this result seems age and gender independent.


Then i went back to my minute with Mike about the Protein Window and how that doesn't really close in a day - so why would protein only be usable to that max amount in that 3hr window of the study?

Then i checked a few references looking at lean mass over time with one meal vs three meals (no grazing just 1 or 3), and lean muscle maintenance (see revised post for the details)

And then to cap it all off Chris Highcock of conditioning research kindly pointed me at Eat STop Eat Brad Pilons How Much Protein, and well, what's the take away if you don't feel like going back to look at the study (where all the refs to the following points are):
  • Acute responses to muscle protein synthesis are not necessarily the same as lean mass maintenance or growth over time
  • If one's thinking mass building thoughts the exercise and creatine may be more critical than protein
  • Protein timing may not be an issue for muscle mass. The pluses of nutrient timing may be elsewhere found - like glucose and other hormone regulation/performance.

What *is* reinforced in the related work with the study presented is that more likely than not LESS is more - whether at rest or working out. That the 70-120 g range may be just as productive at mass building as any higher amounts, and that if one goes for higher protein amounts (like 160 grams if 80kg), while one's system can safely absorb that, it mayn't be using it for muscle building.

Once again, single factor thinking dun't work - well. Creatine in the mix does. Precision Nutrition (very multi-factor) does; Chris Highcock does. Mike T. Nelson does. Georgie Fear does and so it seems does Brad Pilon. and i'd like to, too, though it may take me a few tries.

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