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Questions tagged [intermittent-fasting]

Intermittent fasting involves a period of fasting followed by a period of feeding

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How to calculate how much Macros, fibre and calories I need per day

I'm 18 years, 5'6, 151 lbs - 154 lbs, 17.2% body fat (bio impedance scale). As you might have possible guessed, I'm looking to get lean, add some muscle, reach a 9% body fat and get to 155 lbs. If I ...
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0answers
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How hard can I train during fasting?

How hard can I train during fasting, without diminishing training results too much? I am mostly thinking of multi-day fasts, but also when I plan to fast in the morning or have calorie-deficit the ...
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1answer
91 views

Intermittent Fasting and Workout

I have googled for a few weeks and didn't find an answer. Can you Workout, and then eat nothing for 16 hours without reducing hypertrophy or anything else?
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2answers
119 views

Intermittent fasting spacing between meals

I have a question about IF, the fasting part is easy, do not eat... but lets say i only eat from 15:00 to 21:00... Does it matter if i eat every 2 hours (3 times)? 15:00, 17:00, 19:00 Would be better ...
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Protein intake while intermittent fasting

I have started intermittent fasting and working out.I want to gain muscle and lose fat.So I have decided to take whey protein for the first time, but I'm confused when can I take it as my 16 hours ...
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1answer
74 views

BCAA use in Fasting [closed]

I see mixed opinions about BCAA drinks while fasting such as the following variety: BCAA drinks in low amounts do not affect a fast. Don't use BCAA during fasting Only use BCAA's around a workout ...
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1answer
118 views

Total Fast on Last Day of the Week to Cut Fat and Retain Muscle?

I'm male, 5ft 10in, 187 pounds, unknown fat %, and I've been strength training for a while, and while I've definitely increased in strength, I want a cut aesthetic. I have a bit of fat in my belly (...
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1answer
161 views

Intermittent Fasting: When to Workout

Anyone using intermittent fasting know if there is an optimal time to workout (morning vs mid day vs evening), especially with an 8 hour eating window that's in the latter half of the day (say 2-10)? ...
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1answer
121 views

5:2 Intermittent Fasting with daily exercise

I cycle to work weekdays - approximately 10 miles per day. I also do resistance training. For intermittent fasting such as 5:2, on calorie restricted days a common energy intake limit of 600 calories. ...
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2answers
119 views

How do I lose muscle and fat in my thighs?

I am struggling with how thick and large my thighs are and I really want to slim them down. How do I do this? I power walk on the treadmill for an hour a day and sometimes I do endurance running but I ...
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2answers
377 views

Intermittent fasting and lifting?

I love intermittent fasting and I lift a fair amount. I often lift a few hours after eating and then fast for another 18hrs or so. Conventional wisdom says this isn't too bright, but I have continued ...
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1answer
269 views

Preserve muscles while fasting

Within 10 days, the fasting month of muslims will start ( Ramadan Month). In this month muslims fast all the day( not eating or drinking from morning till the sun set). So in such a case what is the ...
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Can't sleep while fasting [closed]

I fast once a week to be healthy and improve performance. It is intermittent fasting (I restrict eating to a four hour window). I have insomnia almost every time and a quick google search shows ...
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0answers
104 views

Any advice on a 24 hour cyclical ketogenic diet [closed]

I am a 43 year old man. I am 190cm tall and 85kg. I am slim with some belly fat. I am active, I do regular exercise and martial arts. My goal is to improve my general energy levels and sense of well ...
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2answers
117 views

How to gain weight with a fast metabolism and constraints on nutrition? [closed]

I have been trying to get big. I can't eat too much because Im not allowed to (family problems). I'm trying to find a way to gain weight with even thhough I work out. Ive heard of intermittent fasting ...
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1answer
556 views

How useful are protein fasts when intermittent fasting?

The view that more protein is better generally prevails, though some people advocate occasional protein fasts (for example, and recently, Mark Sisson, a former advocate of high-protein pretty much all ...
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1answer
47k views

Does chewing gum break intermittent fasting [closed]

Intermittent fasting is a technique where you adjust your eating schedule between two states: the fed state (the period of time during which you eat) and the fasted state (the period of time when ...
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1answer
248 views

What's the best way to begin cutting down to lower (and even single) body fat percentages for an active, healthy father with a standard work schedule?

I'm a long-time reader, first-time poster. Some brief background info: I'm between 5'11 and 6' tall. I used to be a long distance runner in my 20s. I ran half marathons, 10ks, and 5ks, regularly for ...
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1answer
227 views

Intermittent Fasting Post Workout

I have lost around 33 pounds using intermittent fasting (skipping breakfast by substituting BCAAs). Since then, I have started lifting, first with Starting Strength and now with Texas Method, ...
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1answer
237 views

Why am I not loosing weight doing intermittent fasting? [closed]

My height is 172 cm, my weight is hovering about 77kg to 75kg. My goal weight is 71kg and I got close to that weight by doing 48 hours IT without eating, during the week I practice 24 hour IT every ...
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2answers
150 views

Can you built back muscles you have lost?

I have read so much about diets that warning that not eating adequate amounts of protein will result in muscle loss. On the other hand I see people like Christian Bale almost flaunting this rule going ...
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2answers
280 views

Intermittent fasting and body building. Do they work together?

I've read an article today which has a really interesting part: Losing fat and gaining muscle can both be done, just not together. However, if we get away from the small timeframes and start ...
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609 views

Can anyone provide any evidence that Intermittent fasting (IF) can increase weight/fat loss?

There are many ways to do intermittent fasting (IF) or a "reduced meal frequency" diet - like skipping breakfast, eating only during a certain time-window in the afternoon, or even eating just a ...
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1answer
244 views

Bulletproof coffee and green tea [closed]

Is the combination of Bulletproof coffee and green tea a good one? I currently fast and have green tea supplements as a morning supplement and maybe a cup or two of breakfast tea during the day, on ...
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2answers
264 views

How do you explain to a family member that youre on a fitness regimen without them going bonkers about it?

Im currently on a intermittent fasting regimen and my family has finally caught up to what Ive been doing. Theyre basically saying that im killing myself and this is not the way to lose weight/be ...
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1answer
4k views

Substituting BCAA supplements with hard boiled egg whites before working out fasted

I've read this article here. Stating that BCAA suppliments can be substituted by consuming the whites of two hard boiled eggs prior to working out. I've been on an intermittent fasting regimen for ...
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1answer
142 views

Are there any effects of fasting on cognition? [closed]

I'm curious as to whether intermittent fasting, like eating once a day (warrior's diet?) or eat stop eat has an impact (especially negative) on your mental performance. I'm aware of a study showing ...
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1answer
154 views

Is fasting for two days dangerous? [closed]

I've always wanted to try a fast for 1 - 2 days (but with water!) for religious purposes, but I'm always scared it may result in a slowed metabolism or some sort of health problem. Will a 2 day fast ...
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1answer
182 views

What is a safe juice or liquid fast?

For Lent I am doing a juice/liquid fast from sun up, to sun down. I can eat one meal at sun set, and snack before bed. The thing is I was told I could “brake” my metabolism so that after my fast I ...
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6answers
71k views

How long can I fast without losing muscles?

If I am lifting three times a week, can I have a 24h or 48h fast on the weekend (say, eat last meal on Friday evening and then next have on Saturday or Sunday evening)? Am I going to lose muscle mass ...
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2answers
887 views

Experience and references about intermittent fasting [closed]

I have read about and tried intermittent fasting in the past few months with some great results. The only hiccup was getting sick for about 3 weeks and losing that will to continue with it, until I ...