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Intermittent fasting: The good things it did to my body

bbc.co.uk

81–90 of 151 posts

Re: Intermittent fasting: The good things it did to my body

#81
post #51

Here's the thing I don't like about fasting - how are you supposed to work out while you're fasting? I can't imagine going to the gym eating 500 calories a day without passing out.

You eat way more calories than 500 on IF. IF is only about the fasting period, I still eat more than 3k kcal doing IF.

I workout around 6-8 am and eat at 1pm and I actually find I have more energy fasted than if i go in the afternoon.

Re: Intermittent fasting: The good things it did to my body

#83
post #51

Here's the thing I don't like about fasting - how are you supposed to work out while you're fasting? I can't imagine going to the gym eating 500 calories a day without passing out.

Shameless plug. I made an app based on leangains. Which is an intermittent fasting fitness method. It should answer your questions. http://leanguideapp.com

Re: Intermittent fasting: The good things it did to my body

#84
post #52

Earlier quoted context omitted.

> It is worth bearing in mind that a lot of things we consider to be food really does not want to be food. What they want is irrelevant. As they evolved to avoid being eaten, so we evolved to be able to obtains, eat and digest it. It's not a one-sided process of providing us with a ready made menu. > At this stage the cult of eating dead animals was borne Why do you assume we did not eat animals "in the trees"? Is th…

Spot on critique. Two additions: What about pure carnivores? Surely their food doesn't want to be food, but carnivores do just fine. While I agree that the amount of corn we eat is absurd, to call it inedible is ludicrous. Raw corn on the cob is plenty edible, and sweet corn is quite tasty, although that's admittedly not what's grown on large corn plantations.

True, in the classic 'cheetah chasing wildebeest' scenario the the wildebeest is not 'chemically defended' and the cat enjoys his dinner. However, we aren't pure carnivores are we? Our taste buds are different as is our gut flora, our saliva has enzymes in it plus we have a lengthy intestine. Sure we can eat wildebeest - raw - but we would have to sit around all day - cat style - to have it digest. Due to the intestine length our 'wildebeest on toast' would start to rot inside us whereas the cat would not have that problem. Hence we cook animals and use the word 'meat'.

98% of the corn grown in the USA is field corn, grown for its starch content. You cannot eat this stuff and enjoy doing so. You need something tantamount to an oil refinery to make it edible or a distillery to make it drinkable.

The corn you are thinking of - the nice sweetcorn in the supermarket - is from a different variety, it is grown for the sugar content, not the starch content.

Essentially field corn is a chemical feedstock, it can be used for many, many things - which is great. However, look at those ingredient labels in the U.S.A. and, after a while, question whether you are eating a great deal of stuff that is not corn-derived. HFCS is obvious, 'xanthan gum' is not so obvious.

You will enjoy this article on it:

http://news.nationalgeographic.co.uk/news/2008/11/081111-fas...

Re: Intermittent fasting: The good things it did to my body

#86

A lot of the diets mentioned on this thread are a long way from the diet used in this article. Note it is not mentioned in the article, however it is mostly vegetables with some fish. That is a long way from 'chipotle'!!! It is worth bearing in mind that a lot of things we consider to be food really does not want to be food. Grains want to be carried away by the wind to plant themselves somewhere else. Their ancestor…

"Not one single animal, insect or fish has evolved specifically to be eaten."

Plankton have largely evolved to be eaten.

Re: Intermittent fasting: The good things it did to my body

#87
It's impossible to have an actual discussion about this in a non-moderated forum given how eager people are to talk about their personal experiences rather than the actual content of the article. For an amusing overview of some research on intermittent fasting (mildly NSFW) - http://www.leangains.com/search/label/Research

Re: Intermittent fasting: The good things it did to my body

#88

I don't think we're even close to really understanding how the body works here. I'm not obese, but I gain weight from eating a little more, very easily. Last summer, I followed a Keto ("ultra low carb, high fat, medium protein") diet for about 4 months. After the first week of feeling terrible, a well-known side effect, I felt perfectly fine. It felt like I was binge eating, I limited what I could eat and just went m…

I too swear by keto. 65 lbs in ~4 months while never feeling hungry and having massive amounts of energy (hormonal changes crank up your testosterone levels)

Nothing else I've tried was as easy as keto... And as a guy with >65lbs to lose I've tried a lot of diets.

I don't know if it is for everyone, but my body responds really well to it.

Re: Intermittent fasting: The good things it did to my body

#89
post #75
post #68

Earlier quoted context omitted.

Better would be peer-reviewed journal articles. A lot of books have a tendency to promote the views of the author over providing a balance of information.

Here is a short list of both author's peer-reviewed research papers on the topic. http://www.artandscienceoflowcarb.com/research/

Interesting. Their two-week adaptation time is consistent with what I noticed in myself. I don't do the diet this strictly. I simply commented to a trainer that I have never been able to successfully work out hard- meaning weight lifting an anaerobic interval training- and lose weight simultaneously.

He suggested I try working out while fasting. Just don't eat 3-4 hours before working out, and have a high quality protein 'meal' (I drink a shake) after the workout.

So far it's been working for me. And I've been working out since I was a young teenager- some three dozen years now.

Re: Intermittent fasting: The good things it did to my body

#90
post #32
post #10

Earlier quoted context omitted.

Did you notice any long term (lasting) effects after those four months? Also, any particular reason you stopped? Thanks.

Maybe I can answer this question, been on a ketogenic diet for over a year now. As mentioned above there is an adaptation period to the diet that can take up to 4 weeks. During that time symptoms can be flu like, this is caused by an initial hormonal change due to low blood glucose levels and in return a low and stable insulin level. Because of this the kidney excretes more sodium, potassium and water, leading to low…

This is pretty much the "reset fast" that is advocated by the "Engineering the Alpha" book.
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