Metabolism

Metabolism

Metabolism Questions

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by 20 · 3 minutes ago

i eat about 1000-1200 calories every morning, so i eat a lot of bread and peanutbutter. In fact in the morning i pretty much only eat bread and peanutbutter. Im a teenager, five five, and about 113 pounds. i have lost ten pounds since i began... (more)

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Travis_Culp 0 · February 27, 2013 at 8:58 PM

Eating like you describe will always result in muscle wasting and the flabby, skinny-fat look you have. Nobody ever actually gets an attractive body by starving themselves. Sure, your weight will drop, but your bodyfat percentage will actually... (more)

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by 825 · 12 minutes ago

is it ok to eat zero carb every other day and around 200g the rest of the time? or would that mess up the metabolism?

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Mike_T_1 0 · December 11, 2012 at 5:01 AM

Robb Wolf talks about cyclic low carb. Here is an example of one of his podcasts where he discusses it: http://robbwolf.com/2012/10/02/carb-ketogenic-cyclic-ketogenic-episode-152/ I think the issue to look out for is that it takes time to... (more)

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by 5 · 15 minutes ago

I'm having trouble finding some concrete evidence on the efffects of IF on metabolism. Will it slow down? I was under the impression that eating small meals was the best thing to do for fat loss, but now people are fasting all day and eating 1 or... (more)

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foreveryoung 0 · November 14, 2012 at 11:18 PM

Meal Frequency: Eating small meals is effective for weight loss if it helps you eat less food overall. IF is effective for weight loss if it helps you eat less food overall. IF or small meals in a iso-caloric environment won't do anything for... (more)

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by 158 · 15 minutes ago

I've read all the big words (that I can never remember) why we need to carb up if we are following a LC or VLC to chew up some body fat reserves to reduce our body fat % However if our ancient ancestors didn't have easy access to carb dense... (more)

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CD 0 · November 13, 2012 at 12:51 PM

First, it is very likely that Grok's diet was extremely varied. Month-to-Month, even week-to-week, what was available (i.e. fruits, root vegetables, etc) was constantly different. Remember this was pre-agricultural revolution so they ate what... (more)

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by 504 · 15 minutes ago

Can i get an indept explaination of this, thank you.

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KA24 0 · November 10, 2012 at 4:50 AM

Just FYI, I tend to think that TEF is valid, but the numbers and percentages thrown out there are to be taken with a grain of salt. First off, digestion matters. TEF is going to differ in people, even when consuming the exact same type of food... (more)

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by 45 · 18 minutes ago

This is perhaps a stupid question, however it's something that's baffled me recently. If we're burning fat for energy, then why do we need to consume fat if we already have reserves in our body that can be burned, assuming we already do? Is our... (more)

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pbo 0 · October 14, 2012 at 12:35 AM

I think proponents of eating a high fat diet would say that eating fat keeps your body in a primarily fat burning mode since chances are your insulin levels will be low due to the low carb intake. You have to eat something other than protein, so... (more)

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by 987 · 19 minutes ago

I know eating fat is an important part of a healthy diet, and I am not at all fat-phobic when it comes to diet. I am somewhat overweight, however, and I find I lose weight fastest when I cut the fat out of my diet (which reduces my overall... (more)

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foreveryoung 0 · October 11, 2012 at 5:42 PM

There is wide spread confusion among the paleo community about what it means to be a fat burner. You can be a fat burner because what you ate was primarily composed of fat, or because you are in a calorie deficit and creating an environment in... (more)

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by 35 · 20 minutes ago

im curious if the body will metabolize it for energy or will it store it? i understand that is probably different depending on a situation, so ill set one up. so say i was on a fast for ~16 hours and i eat a big fatty steak. how will the body... (more)

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KA24 0 · September 30, 2012 at 5:27 AM

http://themedicalbiochemistrypage.org/lipid-synthesis.php Spend 3 hours on this and it's all clear. My M.S. studies cover most of this stuff and I've had to go through some very in-depth and tedious text. This site is still one I refer to more... (more)

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by 5 · 20 minutes ago

I swear by coconut oil. I cook everything with it and I am beginning to take a tablespoon of it every night before bed in hopes of it helping my metabolism and digestion. Because it's a MCFA, I hear that somehow your body uses it to burn fat... (more)

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Dave_16 0 · September 27, 2012 at 9:44 AM

Do you have a lot of inches to lose? There's really no need to cut out fat. I would look at the carbohydrate or Omega-6 part of your diet first to determine the reason that you haven't lost the desired inches. Coconut oil can do nothing but good... (more)

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by 60 · 37 minutes ago

Alright, I'm befuddled and I'm hoping you guys can help. I've been mostly following the paleo diet for a while. My initial weight loss was easy and steady. I'm sure a part of it was just taking out the wheat, which I'm sensitive to, but I also... (more)

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Matthew_Caton 0 · May 21, 2012 at 11:10 PM

You could be gaining muscle and losing fat, so it is important to measure weight and bodyfat, so you know what's going on. IF is not greater than calories. IF is a great hack for fat loss, enhanced nutrient partitioning, and autophagy, but it... (more)

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by 45 · 40 minutes ago

Why is low-intensity exercise (walking, jogging, cycling) fueled by fat but higher intensity exercise is fueled by carbohydrates/glycogen/glucose? Everything says that less fat is burned during high intensity activity but is that an absolute or... (more)

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DrRao 0 · April 25, 2012 at 3:31 PM

Oxygen usage is what causes the switch. Once you cross the anaerobic threshold (out of breath, maybe 80% of maximum heart rate for most people), your body doesn't have the same saturation of oxygen (hence the reason you're out of breath trying to... (more)

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by 10653 · 44 minutes ago

Last summer, I began my road to recovery from an eating disorder. I did extreme caloric restriction + long hours of exercise. As I slowly increased my calories and cut back on exercise, I ate probably around 3000 on SAD and gained weight slowly.... (more)

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Mick_Jagger 0 · March 27, 2012 at 3:35 AM

Hi! I recovered (or rather, began my recovery) from anorexia in 2008. I also used to frequent caloriecount--back then, it was a pretty dangerous place (they didn't even have the 'Health & Support' forum!). As far as gaining weight with... (more)

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by 35 · about 1 hour ago

Hi I been Paleo for a month now NO Dairy or Grains, corn, Sugar, potatoes, rice etc. and still not losing much weight 200 to start down to 194lb. a month later. Don't really eat breakfast or lunch but when I get home from school I am famished and... (more)

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DFH 0 · March 08, 2012 at 3:59 PM

One meal a day if you think you are close to messing up metabolism is insane, and eating late is the worst way to do it. Do a big breakfast, moderate lunch, and skip dinner if you want to. Sleeping on a full stomach is not what you want to do.... (more)

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by 70 · about 1 hour ago

Hi all, I've been on Paleo for two months now, going into my third month. I'm all praise for it! I love it! As for fitness, I started doing bootcamps when I started Paleo. Needless to say, I feel great. I'm thinking about starting CrossFit soon.... (more)

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CoachCanadan 0 · March 06, 2012 at 4:53 PM

CrossFit is not something to be afraid of. I've been coaching athletes at a CF gym in Brooklyn for a year and a half now, and I really can tell you that we can all kinds of people with all kinds of abilities and they all end up loving it and... (more)

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by 78422 · about 1 hour ago

I've been tracking my body temperature (both oral and under-arm) for about a week. I don't seem to have consistent up's or downs. I have days where I am 95.3 oral all day, other days I'm 95 when I wake up, 97 after breakfast and back down to 95... (more)

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Jan_1 0 · March 03, 2012 at 6:46 PM

I had this when i didnt get enough iodine and zinc, and long fasts didnt help either.

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by 277 · about 1 hour ago

Danny Roddy article Ok, I haven't heard of this guy before, though from what I see, he did paleo for a while and then decided it wasn't working. The interesting thing about the article is the claims that low blood sugar/fat metabolism is... (more)

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dannyroddy 0 · February 28, 2012 at 2:24 AM

I list several mechanisms in that article, but don't feel compelled to address any of them. I didn't ditch a high-starch paleo because I was having a "hard time," I actually felt quite well compared to my experience with... (more)

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by 1295 · about 1 hour ago

I'm trying to lose weight and I'm starting to think I might be struggling against a body-fat set point that is higher than optimal. I have had success losing weight in the past, especially when my environment changed significantly. For example,... (more)

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Travis_Culp 0 · February 09, 2012 at 1:36 AM

I don't really buy into the set-point theories either. There's clearly a "minimum body fat point" that the hypothalamus does not want you to go below which triggers hypothalamic austerity measures. This will lead to increased hunger and decreased... (more)

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by 12847 · about 1 hour ago

Sucrose substitution in prevention and reversal of the fall in metabolic rate accompanying hypocaloric diets Hypocaloric diets cause a fall in resting metabolic rate that interferes with weight loss. To evaluate the mechanisms underlying this... (more)

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Paul_Jaminet 0 · January 27, 2012 at 6:14 PM

Cliff, you have to distinguish between the effects of carbs on the one hand, and the differential effects of sugar v starch on the other. As I've blogged (eg http://perfecthealthdiet.com/?p=4383), zero-carb diets invoke a glucose conservation... (more)

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by 548 · about 1 hour ago

I'm trying the leangains approach (16 hours fast, 8 hours feed) where I typically don't have my first meal of the day until 1 or 2 pm. The first few days have worked out great and I really like this way of eating, however I began to think.... am I... (more)

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Mash 0 · January 16, 2012 at 11:33 PM

Leangains: A Critique of the ISSN Position Stand on Meal Frequency has lots of links in the article leading to other articles on the topic. (more)

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by 143 · about 1 hour ago

I've come across this in The Paleo Solution book, but now I'm debating this with a chemist who says it's just not true. I've found a couple of references to this but only in conjunction with drinking alcohol and being in a fasting, ketogenic... (more)

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pfw 0 · January 16, 2012 at 1:12 PM

Humans have an absolute requirement for blood glucose. If you are eating zero carbs, you would go into a coma and die if you were incapable of producing blood glucose via gluconeogenesis. A more accurate statement would be that ketosis greatly... (more)

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by 6107 · about 1 hour ago

The question: I've started noticing a curious correlation between eating--particularly breakfast and lunch--with feeling quite warm--enough that I sometimes want to to get in front of a fan to cool off. Don't feel "bad," just warm! It lasts... (more)

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raydawg 0 · January 06, 2012 at 1:59 AM

Sounds like thermogenesis. This is caused by the protein in the food you're eating at breakfast. (#2 from your list.) Here's some info about thermogenesis: Postprandial Thermogenesis Is Increased 100% on a High-Protein, Low-Fat Diet versus a... (more)

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by 8574 · about 1 hour ago

For interest sake... http://en.wikipedia.org/wiki/Metabolic_typing Metabolic typing is the term for a diet based upon the concept of metabolic type. Proponents claim that each person has a unique metabolism, and that therefore the nutrients... (more)

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Firestorm 0 · January 04, 2012 at 4:19 PM

I actually had metabolic typing done, before I ever came 'round to paleo. There are three basic 'types' -- protein type; carb type; and mixed type -- in the Metabolic Typing sphere. They're, in general terms, based around how a person responds to... (more)

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by 10653 · about 1 hour ago

Ever since I started eating Paleo (about 3 months now), I've been doing a lot of experimentation and observation and I've really gotten to know my body. I tried doing VLC... didn't feel so great on it. I feel a lot better when I have sweet... (more)

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conciliator 0 · January 02, 2012 at 7:57 AM

As carbs increase, so do glycogen stores and their associated water. Alcohol is a small molecule and partitions into your body tissues. As you have more water with higher carbs, the alcohol becomes more dilute and blood/brain levels are... (more)

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by 35 · about 1 hour ago

I've been diagnosed hypothyroid after a blood test (8.2 TSH). I exhibit most of the hypothyroid symptoms (cold hands and feet, low body temperature, foggy head, general fatigue) but I'm a pretty lean somewhat muscular guy (5'10 165 pounds). I... (more)

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Rachel_15 0 · November 29, 2011 at 4:43 AM

Sometimes it goes in reverse. I am hyperthyroid "graves" and I gained a lot of weight... Bodies are weird and tend to sometimes do different things than the prescirbed!

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by 1720 · about 1 hour ago

I've read that gluten stays in your body for about 2 weeks. Is that true? How about other foods? How fast do our bodies use up the food and then get rid of it? Do chemicals or metals stay in our bodies for long periods of time? (like... (more)

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Matt_11 0 · November 21, 2011 at 4:50 PM

I think the 2 weeks number for gluten is how long it takes the damage/inflammation to heal from a single gluten dose. Gluten itself doesn't sit in your gut for that long. As for other chemical contaminants, it all depends on what our bodies do... (more)

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