Physical Fitness Stack Exchange
Physical Fitness Stack Exchange

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1500 questions
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Can creatine and citrus be combined?

Many creatine distributors, health forums, etc. recommend avoiding mixing creatine with citrus juices, as supposedly the citric acid could combine with the creatine to produce creatinine, which isn't a useful substance for strength training and…
G__
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How do I know if I’m losing fat or muscle mass?

If I work out and do treadmill to become fitter with the goal of losing weight, how do I know if I’m losing muscle mass or fat if I’m losing weight? Thanks.
HelloDarkWorld
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How can I stop a burning sensation in the legs during/after walking?

I'm a "morbidly obese" guy who recently went from a work-from-home position to a commuting job. Part of my commute includes a half mile walk from the train station to the office building where I am employed. I have been experiencing a burning…
Peter Grace
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Crunches after a run?

I go for a 5km before work 2-3 times a week, with a longer run at weekends. I was doing crunches and other weight based exercises on the off days, but have been advised to do it after my runs. My question is, why is this a better way to do it?
Mild Fuzz
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Starting Strength: a practical program?

Based on this site's recommendation, I got a hold of Starting Strength. It's clearly a spectacular book. But, as a beginner, I find it hard to make practical. It has lots of deep knowledge about what's going on. But I'm looking for something…
S. Robert James
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Treadmill desks - do they work when trying to lose weight, and what are potential problems to look out for?

It's really all in the title... I'm looking for ways to incorporate a bit more exercise into a desk-worker's life, and I recently stumbled over the idea of building a treadmill desk. Wikipedia: A Treadmill Desk is a working desk built around a…
Jan
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At the top of the deadlift (i.e., when you have picked up the barbell), are you supposed to roll your shoulders back?

At the top of the deadlift (i.e., when you have picked up the barbell), are you supposed to roll your shoulders back? Or are the shoulders supposed to remain the way they were when you grabbed the bar at the bottom position? In this video — In Depth…
RoundHouse
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What are the best vitamins to take when working out

I see all types of claims for every supplement and vitamin under the sun. What are the basic vitamins that one should take when actively working out (cardio and weights) to help stay healthy. multivitamin? Vitamin C ? Other ??
leora
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Can I train for a marathon with just two runs per week?

I am targeting a marathon in 6 months. I have limited time to train and have recently found it easier to drop the number of runs I do a week from 3 or 4 down to 2 - one long and one short/fast. The long is currently around 16km (~10m) and the short…
Kevin
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Will fat help you gain muscle?

If you are heavier you will be stronger wether this is by fat or by muscle I think we can all agree on that. (I'm not talking about overly fat because at that point it would probably not hold true due to health reasons) So if you have excessive fat,…
Sinan Samet
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Dumbbell weight training for distance running

What weight training exercises can I do with dumbbells that will benefit me most for running 5-10ks? Are stomach crunches/sit ups worth doing too?
Chris S
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Why do people still hire personal trainers?

Why do people hire personal trainers, when there is such an abundance of exercise knowledge on the internet?
user3163495
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I'm a casual runner & active human. Do I need to work out my legs + lower body?

I'm 27 and I'm in pretty good shape. I'm getting in even better shape, having signed up for a gym membership a couple months ago for the first time in my life. I've been hitting some free weights, pec press machines (or whatever you call them), the…
samthebrand
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Is low intensity cardio the only way to induce an increase in stroke volume?

For the guys versed in endurance training, it is now clear that low intensity steady state cardio brings one key adaptation that HIIT is not able to : an increase in the heart stroke volume (also sometimes called eccentric hypertrophy or cardiac…
FenryrMKIII
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Practical applications of the earthquake/bamboo bar

My gym recently purchased this weird bar: I have yet to see anyone actually use it. From what I can tell, the point is to hang weights off the sides and they swing at each rep. The idea (I guess) is to make the bar unstable. However, it seems to…
DeeV
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