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Fasting / 5:2 diet

The 5:2 Thread number 20! Officially a score.

971 replies

GreenEggsAndNichts · 20/05/2013 08:27

The continuing thread for those of us following either the 5:2 diet or the alternate-day fasting diet.

The 5:2 diet was featured on Horizon in August 2012, and essentially requires you to fast for 2 non-consecutive days per week. The other 5 days, you can eat what you like, or approximately your TDEE (see explanation below). Alternate-day fasting is just how it sounds; you fast every other day. By "fasting", we mean that we keep our calorie consumption very low, around 500 calories on average for a woman, 600 for a man, on those days.

You'll find on these threads we use a number of acronyms. If you're new to the threads, or Mumsnet in general, they might not make much sense.

WOE/WOL = Way Of Eating/Way Of Life. We use this term instead of "diet" as many of us see this as something to do in the long term.

MFP = My Fitness Pal, a website many use for keeping track of the number of calories they're eating.

TDEE = Total Daily Energy Expenditure, quantifies the number of calories you burn in a day. This measure is best estimated by scaling your Basal Metabolic Rate to your level of activity. TDEE is critical in tailoring your nutrition plan to desired fitness goals. Here is a link to a calculator to help you figure out how many calories you should be eating in a day.

ADF = Alternate-day Fasting, as it says on the tin, fasting every other day rather than 5:2.

Michael Mosley has a website to accompany his new book on the subject. Please go check them out, as he's the whole reason most of us are here!

I know a number of people lurk on this thread, as this is currently quite popular. Please just jump in and post if you're new- you'll find a lot of support here.

Here is a list of links to get you started with this way of eating. Please let us know if you find a new article or some other information online:

First things first, here are links to some of our previous threads: most recent one before that another one!

Another thread which breadandwine has started is a good resource for some of the links and tips that get lost in these big threads. In addition to sharing links, we try to condense some of our top tips for fasting there. Keep in mind, we all do this differently, so these are just tips, not rules. This might be a good place to catch up with us if you're feeling a bit lost!

frenchfancy has a recipe thread over here, please post any low-calorie recipes there so they don't get lost in these bigger threads!

If you've been at this a while and are moving on to maintaining your goal weight, there is a thread here to discuss that.

Here is the link to the BBC article regarding Michael Mosley's findings, which was featured on Horizon.

There's a link to the aforementioned Horizon programme here.

A blog post here gives some of the scientific explanation for why this way of eating helps you to not only lose weight, but improve your all-around health.

A Telegraph article which comments on the diet and gives a brief overview by Dr Mosley himself, very informative if you're just starting. (I highly recommend this for an overview)

A study discussed here gives commentary specifically addressing the effect of this diet on obese people (both men and women), with regard to both health and weight loss. ("After 8 weeks of treatment, participants had an average 12.5 lbs reduction in body weight and a 4 cm decrease in waist circumference. Total fat mass declined by about 12 lbs while lean body mass remained relatively constant.) it also mentions "Plasma adiponectin, a protein hormone that is elevated in obesity and associated with heart disease, dropped by 30%. As did LDL cholesterol (25%) and triglycerides (32%).")

Something to consider if you are currently your ideal BMI: this appears to suggest the benefits for women at a lower BMI might not be seeing the same health benefits that are found on men at their ideal BMI.

A BIG THANK YOU to all who have been contributing, btw. Most of us are learning this way of eating as we go along. All of the links above have been posted by others in our previous threads, and they've been very helpful. Sorry if I haven't given credit where it's due, but it was just enough of a job getting all the links re-copied and back into one post.

Come join us, and tell us about your experiences with this diet!

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ELR · 20/05/2013 18:49

Great thinking bsshh and betsy just have the nice things straight after a meal! That's prob where I have been going wrong I always think I will save that for a snack later. Instead if I have it straight after a meal I am likely to eat less of it and will then also have my fasting window extended.

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INeedThatForkOff · 20/05/2013 19:06

It's my birthday on Wednesday and I'm planning to bake some cherry bakewell muffins with DD. I imagine my DGM will make a birthday cake. We're planning a creamy chicken casserole for tea and there will also be wine and nibbles. Don't think I'll bother with MFP that day Shock

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headintheclouds · 20/05/2013 19:42

Welcome all new 5:2 ers .Re: Mimi and her sodding 21lbs off in 12 weeks[ Envy I agree with dotty we all lose weight differently which is so evident on reading these threads. I seem to be in a constant plateau..
Have been doing this since Beginning of Feb and still only 10 lbs loss after 17 weeks !
Started at 11 st 2 ,now 10 st 6. My pattern of weight loss seems to be stay the same for 3 weeks ,lose half a pound ...stay the same for 3 ..lose a half.. I don't know what I'm doing wrong.Im rigid with it , I stay within TDEE ,I eat 500 in 1 evening meal on fast days and I DON'T snack TIP.
I don't particularly want it to be another 17 weeks before I lose another 10 pounds but I may just have to accept that.Anyone else as slow as me?

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Itsaboatjack · 20/05/2013 19:59

How's it going saf? Hope you're staying away from the peanuts Wink

I had my soup earlier but it wasn't a very nice one so just had half of it. Kettle on for a cup of tea with milk, that'll be me done for the day then at about 300 cals.

I'm planning a run for the morning, not been for a couple of weeks so it'll be a tough one. Then 100 squats to do for 30 day challenge!!!

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BsshBossh · 20/05/2013 20:20

For those not snacking another fabulous link (PDF):
www.quickanddirtytips.com/static/nutrition-diva-snacks.pdf

"Feeling hungry is not a medical emergency" Grin.

We're fasters, we know this right? So surely we can apply it to NFDs too!

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Cocoaone · 20/05/2013 20:30

Hello! This is my first fast day - have managed with coffee (splash of milk) and a strawberry all day until chicken and veg for dinner at 7:30pm. Haven't been too hungry, but I think the next one will be harder!

One question - how do you minimise your stomach growling? Or does it eventually stop as you get more used to the fasts? I had two rather embarrassing meetings today....

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awomanchanging · 20/05/2013 20:36

hitc i know once you lose 5-10 lbs you are suppose to recalculate tdee. Have you done that?

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Southeastdweller · 20/05/2013 20:50

Hi everyone and thanks as always to greeneggs.

Haven't read all the posts yet so forgive me if I'm repeating, but one suggestion I'd like to make to those of you plateauing is to try consecutive days for a week or two.

Also a snacker here. I know it's boring and unoriginal but I usually get a glass of water when feeling like grazing - this has helped me hugely since doing this WOL. If I really feel like food though then I have some cottage or feta cheese, or reduced fat hummus, all really filling.

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swallowedAfly · 20/05/2013 20:53

had two bowls of my stew, half a glass of wine and am resisting raiding the cupboards for more food. thanks for asking Smile going to sleep now.

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monster54 · 20/05/2013 21:00

Urrrrgh I knew today was going to be rubbish....have ended up on about 800 cals I'd say.

First time ever I've screwed up on a Monday....sob sob....

I will need to fast properly tomorrow now! I can't stuff that up as well....I was determined to do 4:3 again this week to get past my sticky patch!

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BreakOutTheKaraoke · 20/05/2013 21:10

Well done SAF, this one will have been the hardest, you'll be right back in the swing of it after today!

Today has been a sort of half-fast. Didn't have breakfast or lunch, and drank loads of water, but DM came over for tea. We had lasagne, garlic bread and jam sponge for pudding, but all in one sitting, so no snacking. This fits in with the 16:8 way of thinking, so will be interesting to see how this shows on the scales in the morning. Proper fast day tomorrow and either Thursday or Friday I think.

Just done my first lot of exercise since starting this WOE, did the shred. Feel quite good now, won't be saying that tomorrow!

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Southeastdweller · 20/05/2013 21:26

Mimi looks terrific in those pics! Her BMI is just under 20 at the moment. Hope she doesn't lose anymore.

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Moominlandmidwinter · 20/05/2013 21:29

Evening! I'm finally having my dinner, after a very busy evening, being out and about with school-related things with the DDs. I am really happy with how my fast day went today, it's definitely getting easier. I think it helped that I felt in a really positive mood- I was actually looking forward to my fast (I think because I had four NFDs in a row). I threw myself into the housework, and was dancing around to Bruno Mars as I did so Smile. I kept myself going on peppermint and nettle tea, and the odd black coffee. I did hit a low point at around 2.30ish, and felt real tired, but half an hour later had to do the school run, and then didn't have time to think about it. I even took the DDs to Subway to get them something to eat, as we didn't have time to go home between appointments. I had a cup of tea, with milk in it, about an hour ago when I got in, and now have a spicy prawn linguine ready meal (425kcal). I'll go to bed soon.

I definitely need to join the no-snacking club. This is my downfall. I find it relatively easy to say no to food all day when fasting, but on a NFD, I tend to justify snacking as being ok. It's silly though, as it's never satisfying, and I only end up feeling rubbish for doing it. I've been and bought some bovril, and as well as having this on my FDs, I will have a cup on my NFDs when I get the urge to snack (or at least that's the plan!).

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meandmyfour · 20/05/2013 21:56

I'm finding the whole 'no snacking' thing really interesting and would like to give it a go...after four ish weeks of 5.2 today was the first day that I ate nothing at all until late afternoon and, like so many of you have said, it was SO much easier. Felt a bit cranky around teatime/kids bedtime but then had the most delicious M & S fuller for longer meal and I'm genuinely full.
I have been feeling a bit miserable, feeling like it's not really working for me and I'm loathe to start calorie counting on NFD's but maybe the 'no snacking' rule is a step I CAN take without feeling like I'm dieting on those 5 days...
We'll see...anyway, it's just so interesting reading all your experiences. I'm learning so much about this WOE and it does make such sense...

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ELR · 20/05/2013 21:57

Out of interest just looked back on my fitness pal for last 4 weeks and even though most days I stick to my tdee my snacking calories are between 400-900 calories per day! A lot of these calories are healthy snacks but even so it's constant grazing. My meals calories are quite small about 250 for breakfast 350 for lunch and 5-600 for tea. So I think I will up my meal calories then hopefully I won't be hungry and won't need to snack. I will do this mon-fri and relax at weekends. So thinking 500 for breakfast 600 for lunch and 750 for dinner then 60 ish for cups of tea.

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BsshBossh · 20/05/2013 22:03

ELR exactly the same with me. I don't log calories but when I did my snacking calories added up to more than a main meal! I still lost loads of weight because I was within my daily calories but still - the body needs to shift into fat burning mode and constantly picking at food (grazing) prevents it from doing it. I go without food for hours and hours on fast days, no problems but imagine the impact on my digestion and fat burning if I stick to 3 square meals only every most day?

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BsshBossh · 20/05/2013 22:05

every non-fast day, I meant

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KaleyX · 20/05/2013 22:11

Hello everyone :)
This diet seems ace! I have tried the whole 1200 calories per day thing and miserably failed at it lol
My first fast day will be tomorrow.
As I'm very fat now I'll be doing every other day fast days and switching to 4:3 and then later 5:2 as I lose more weight, eventually hoping to maintain with only 1 fast day a week.

I'm not sure what exercise I'll do. Which is the most effective?

Stats
Weight: 11 st 10 lbs
Goal weight: 9 st 4lbs
Height: 5'7
Age: 19

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KaleyX · 20/05/2013 22:13

BsshBossh thanks for that link- lots of useful tips, snacking is an awful habit I will try to stick to 2-3 meals per day.

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ponygirlcurtis · 20/05/2013 22:18

I'm just coming to the end of my FD, and so have been doing this WOE for 2 weeks now. I weighed myself over the weekend, and have lost 2lbs. I'm a leeeeeetle bit disappointed with that, had hoped for it to be more, but really, I'm always a slow loser so I shouldn't be surprised. Plus, I've definitely got some NSV - I feel that I can see a difference in my shape, I'm less bloated. And I was talking to a friend last night about doing this, and she said 'I was going to ask if you'd lost weight'!! I was well chuffed.

Read the article re not snacking, going to try and bear that in mind for tomorrow. I haven't been making my TDEE on NFDs so going to try and look at that (despite it feeling counter-intuitive!) to see if that's making a difference to my loss.

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ponygirlcurtis · 20/05/2013 22:37

Kaley - you describe yourself as 'very fat', but that seems pretty harsh to me given the other details you give. You are significantly taller than I am, and about a stone lighter! And while I know I am overweight, I would not describe myself as 'very fat'. I am size 16.

So maybe you don't need to go in all guns blazing. Why not start with 5:2, ease yourself into it. I am doing 5:2 for now, and plan to up it to 4:3 if I need a booster week, or if I stall in losing weight. No point setting yourself up to fail by going in too hard at the start. Go easy on yourself!

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GreenEggsAndNichts · 20/05/2013 23:01

Agree with ponygirl (awesome name btw). Kaley ADF is pretty tough. Even 4:3 is pretty tough, given it's only one day off full ADF. Do a fast day and see how you get on with it. Your first few fasts will likely be difficult, anyway. I did 4:3 for several months. Something to look out for with it is the desire to eat more than you normally would on an eating day, as the next day is almost always another fast day. I rarely felt like I had a break from it.

It might even be an idea to try 5:2, then do 4:3 the next week, switch it around a bit.

Welcome to the threads. :)

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Southeastdweller · 20/05/2013 23:06

Hi kaley. You don't need to do exercise on this WOL to lose weight, people have said. But I would start if you plateau or gain. make sure it's something you enjoy - I like cardio at the gym which I've been doing for years. Walking is good too.

Good luck!

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GreenEggsAndNichts · 20/05/2013 23:23

Sorry I meant to add... ADF is tough, so the reason I advise against leaping into it is so that you don't let yourself be put off fasting altogether. It doesn't have to be as tough as ADF can be. :)

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Tortoiseonthehalfshell · 20/05/2013 23:52

Well, my first failed fast happened Monday. Was in total oh sod it mode, and ended up around 900cals. So I will stick to my plan of fasting Wednesday and see if I can manage Friday this week. Annoyed with myself.

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