13 votes
Accepted

Unexplained muscle mass loss

Don't worry about it. My gym has had an InBody scanner for a few years now, so I've had a bit of experience with them. Assuming it's the same model as the one I'm used to, it uses bio-electrical ...
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  • 4,604
10 votes
Accepted

Diet to loose excess fat that includes raising the metabolism in the morning and fasting until lunch (2pm)?

Both your friend and wife are wrong. Your friend seems to believe that fasted cardio leads to greater fat loss, but it simply doesn’t. Your body might attempt to use more fuel from fat during such a ...
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  • 4,382
6 votes
Accepted

Can weight lost be sustained through exercise influenced metabolism changes?

Warning, wall of text incoming. Sorry, but there's a lot to look into. TL;DR at the end. Let's first take a look at what seems to influence (base) metabolic rate the most. For starters, when we look ...
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  • 2,480
5 votes
Accepted

What is the name of the test I had on my first day at gym?

I'm a former ACE certified trainer. What you describe sounds very much like the YMCA Sub-maximal Bicycle Test. It's used to evaluate physical work capacity, especially for someone new to the gym. ...
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  • 6,641
5 votes

Unexplained muscle mass loss

Bioelectrical impedance analysis of body composition can give quite variable results, and in particular is known to be affected by water and food intake independent of body composition. So I wouldn't ...
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4 votes
Accepted

Does it become harder to lose weight as you age?

Basing these on my own experience and observation, obviously not all will apply to everyone. Appetite doesn't slow down with your metabolism. For many people, alcohol becomes another huge additional ...
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  • 196
4 votes

Metabolic Equations for Anaerobic Exercise?

The following formula should allow you to convert between MET, vVo2Max, VO2Max, KCal/min: MET = vVO2Max = VO2Max / 3.5 ~= kCalBurnt / (bodyMassKg * ...
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  • 1,195
4 votes

Can weight lost be sustained through exercise influenced metabolism changes?

Maintaining Weight Loss: Who is the biggest loser? Introduction There is a lot to consider when examining the impact of changing lifestyle in the short or long term with the goal of losing weight. In ...
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  • 6,954
4 votes

Can weight lost be sustained through exercise influenced metabolism changes?

I've unwittingly done a long term experiment on myself. The answer, in my case at least, is yes. I used to weigh about 63 kg and eat about 3000 kcal/day a decade ago. Today I eat about 3800 Kcal/day ...
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4 votes

How to prevent a plateau when you are in a caloric deficit?

You can experiment to see what level of deprivation negatively impacts performance for you specifically (everyone is different), but in general it is a good idea to take a more modest approach to fat ...
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  • 4,382
4 votes
Accepted

How to prevent a plateau when you are in a caloric deficit?

There are many factors that affect metabolism. Size - The heavier you are, the more calories you burn existing. Also moving at a heavier weight burns more calories than moving at a lower weight. So as ...
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  • 6,056
4 votes

How to gain muscle and lose fat with running and weight lift?

Running can conflict with muscle gain if your heart rate remains too elevated. If you want to lose the fat while gaining lean tissue. Cardio should be performed below your first ventilatory threshold. ...
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  • 41
3 votes

why do we need more rest when lifting heavy?

“why exactly lifting heavy (at least 1.5 x body weight) makes us require more resting\recovery time? “ First off, it's hard to quantify the exact amount of recovery time on an individual basis. ...
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  • 6,641
3 votes
Accepted

How much cardio is advisable for an overweight person who is new to bodybuilding?

What your trainer said you is in part right. Just in part. First of all you have to understand why it works like he said. Muscle activity i mostly based on contraction, and on firing rate of muscle ...
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  • 993
3 votes
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How to gain muscle and lose fat with running and weight lift?

Running may reduce the effect of strength training of legs. In order to reduce this interference effect you should (1): keep your running sessions short (< 45 minutes) have as much time as ...
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  • 3,277
2 votes

Are there any advantages of being an ectomorph?

I'm an ectomorph. I'm 6'2 and, maybe 140lbs. The only exercise I do are push ups, chin ups, sit ups, and triceps dips. I can easily lift my own body weight. I can carry over 200 lbs on my back. But, ...
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2 votes

Does food temperature affect absorption time and efficiency?

The rate of digestion depends upon the surface area of the food particles, and yes, its temperature, with the ideal temperature for gastric emptying being on the warm side (~43°C), but not hot. ...
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  • 5,666
2 votes

Is fat gain directly proportional to number of calories consumed for the same substance, or does it taper off.

The body is very good at consuming calories, especially carbs. Eating large amounts of fat takes a bit of adaption until it's 100%. Eating more does increase your energy expenditure though, and it ...
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  • 2,725
2 votes

High metabolism problems

The weight you're gaining and losing is water weight. Water binds to glucose and salt, amongst other things in your diet. It's simply not possible to remove 5lbs of fat, muscle, or bone from someone (...
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  • 14.9k
2 votes
Accepted

Isotonic water in the morning?

Isotonic drinks really have nothing to do with your metabolism or immune system. It's just water with solutes in it. As you noted above, salt and sugar are the two most common. The salt helps you ...
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  • 8,449
2 votes

Effect of exercise on overall heart rate

Your gross oversimplification is roughly OK when you are comparing one species against another. It breaks down completely when you try to apply it individually. To provide a parallel, BMI correlates ...
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2 votes

Effect of exercise on overall heart rate

I had the same thought when I watched some documentary about that. Unfortunately I couldn't find any references either. What I did, though, was to start studying medicine, and things started to make ...
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2 votes

The truth about calories from alcohol

From the top answer in How Does Alcohol Really Affect Gains, the first bullet point state: Unlike proteins, carbs, and fats it cannot be stored by the body, so it takes precedence over all other ...
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  • 6,056
2 votes

Is calories in vs. calories out 100% the same for every individual?

You are correct that things are never equal. However, the concept that calories in = calories out is correct on an individual basis. So, however you mess with things, boosters, whatever, you will ...
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  • 22.6k
2 votes

Is calories in vs. calories out 100% the same for every individual?

Nobody said that all people need the same amount of calories.If i get right what you are saying you mean that if for example we have a person A and a person B.Both have the same BW and muscle mass ...
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  • 315
2 votes

I'm not losing weight

If you haven't already done so, start a food journal. Most people underestimate how many calories they are consuming. Guessing at what you are eating while trying to lose weight will not help. Use ...
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  • 6,641
2 votes
Accepted

why do we need more rest when lifting heavy?

It's called recovery, which means your muscles are recovering from any possible damage and fatigue from the lifting. They need a break to be ready for the next lifting. What do people usually say, ...
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  • 1,585
2 votes

Why don't people get fatter even faster than they do?

I would guesstimate that most people in the developed world consume at least 1000 kcal more per day than they spend. While I can't confirm that the 1000 kcal fact is true, it is fairly common ...
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  • 4,597
1 vote

Diet to loose excess fat that includes raising the metabolism in the morning and fasting until lunch (2pm)?

Since you are clearly asking about intermittent fasting. Let me give you some background first. I was obese since I was a little kid. It never bothered me anyway until I turned 21 and my friends ...
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  • 11
1 vote
Accepted

Increasing calories daily

20% increase could be a fairly non-extreme jump, assuming your current amount of calories is somewhere around your baseline (meaning you are not gaining any weight, but not loosing any as well). For ...
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  • 442

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