Questions tagged [metabolism]

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20
votes
4answers
15k views

How does our body dispose of excess calories (physiologically speaking)?

My question is whether all the excess energy that is left every day always go to fat, or can it be wasted or disposed of somehow? (for example by not digesting everything to 100 percent?) Now, I am ...
0
votes
0answers
41 views

What is the Glycogen store status of a person who is in ketosis?

There seems to be not much easily accessible information on this topic on the internet. What exactly is the glycogen status of a person in ketosis, for let's say a very long time. Are the glycogen ...
3
votes
2answers
218 views

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

I'm M, 21, 5'6''. Some months ago, I tried losing weight without any resistance training i.e through dieting alone (by creating a deficit of ~ 1500 calories everyday). My weight was 85Kg and I dropped ...
1
vote
0answers
26 views

Heart rate zones in people with blood disorders

I have a type of anaemia, called thalassemia, a not too uncommon blood disorder which reduces the oxygen carrying capacity of the red blood cells. Therefore, when I exercise I have slightly elevated ...
3
votes
3answers
3k views

Does food temperature affect absorption time and efficiency?

If I consume equal amounts of (say) mango, one in frozen chunks, the other at room temperature, will I digest them at different speeds? That is, will they have a different impact on my blood sugar ...
7
votes
3answers
3k views

Unexplained muscle mass loss

Recently my gym bought a fat analyzer (InBody scanner). I have used it twice now. I'm a bit perplexed and disappointed by the results. A little back story: I'm 39. I've been maintaining the same ...
4
votes
2answers
261 views

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

I have a bodybuilder friend who is also a military fitness instructor. Since I am mostly sedentary (in front of a PC) kind of person and quite overloaded with work, I have obviously gained weight. I ...
0
votes
1answer
263 views

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

Americans are overeating by at least 300 kcal/day on average, according to some sources: Twenty-five years ago, the average American consumed about 1,850 calories each day. Since then, our daily ...
12
votes
6answers
17k views

Are there any advantages of being an ectomorph?

It can be on fitness, sports or just plain daily life. Everything I hear and know about ectomorphs is: They struggle to gain weight (be it fat or muscle) and they tend to lose the gains easily. They ...
0
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1answer
44 views

Increasing calories daily

To build muscle is advised to increase my caloric intake by 20%....which to me seems like an extreme jump. I'm thinking about increasing my caloric intake by 10 kilocalories everyday. Once I reach ...
0
votes
2answers
115 views

I'm not losing weight

I'm not losing weight instead I'm gaining I've been on calorie diet with range 1300 or 1200 With workout for 5 days per week and also lifting weight But I'm not losing weight !! I Donnu what's ...
2
votes
2answers
175 views

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

It's often touted that body mass is all calories in and out -- that nothing else has any play besides calories. What about things like stimulants with calorie surplus? Testosterone boosters? Different ...
2
votes
1answer
132 views

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

I had been diagnosed diabetic recently and hence decided to go to gym for the first time. The gentleman there gave me a test that I suppose is checking my fitness or metabolism and it was basically ...
2
votes
1answer
210 views

The truth about calories from alcohol

For the past few weeks, I have been carefully recording my food and drink intake, together with my exercise. I would say that my net calorie intake is accurate to within 100 calories either way. I ...
1
vote
3answers
115 views

How can I track how many calories I'm losing in a day?

I want to know how many calories I lose per day. Tracking amount of calorie I take wouldn't be a problem if I read labels in food. But how do I know how much calorie I'm loosing? On the weekdays, I ...
2
votes
3answers
247 views

why do we need more rest when lifting heavy?

in relation to this question below: possible paths to increase bench press from 140kg (308 lbs) to 160 kg (352 lbs) - for 1o reps rest time which is around 48-72 hours at the level you are, or ...
3
votes
1answer
210 views

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

I am 26 years old and my height is 166 centimetre. I used to weigh about 184 pounds two years ago, as a result of which I joined a gym and started working out under the supervision of a trainer. My ...
8
votes
1answer
39k views

transitioning into and out of ketosis [closed]

About eight years ago, I lost a significant amount of weight using Dr Atkins' ketogenic diet; unfortunately, I gradually let my food intake slide afterwards. I since gained some weight back, but I'm ...
2
votes
1answer
1k views

Clenbuterol dangers? [closed]

Ive recently looked into the bronchial dilator clenbuterol for fat loss and body fat reduction aid. I'm wondering what if any comments anyone here had about this, mainly the dangers of it and long ...
9
votes
3answers
1k views

Can weight lost be sustained through exercise influenced metabolism changes?

Background: This question was prompted by a few comments from user:michael Reading through a recent New York Times article related to the subject prompted me to prove further into the topic of ...
8
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1answer
1k views

Metabolic Equations for Anaerobic Exercise?

I know several metabolic equations for estimating VO2 (and therefore calories burned) for steady state exercise, but how is VO2 and caloric expenditure estimated through exercises like power lifting ...
3
votes
1answer
137 views

Physical Activity and METS

Suppose a person performs 3 horus of cardio at 9 METS. To obtain the same metabolic changes without exercise, would this require that the person wait 27 hours? Assume that the person's daily activity ...
12
votes
5answers
11k views

Is it true that you can eat anything you want within 15 minutes of working out without putting on weight?

A friend of mine told me that you can pretty much eat whatever you want within about 15 minutes of a big exercise session without putting on weight. I can't really understand the science behind this. ...
11
votes
4answers
12k views

How to Increase height naturally? Are those ads gimmicks?

I'm 5'6, weigh 137, male and close to be 24 soon. I am not happy with my height. I love sports, basketball, soccer, and others. Being this short have some influence on sport activities I ...
1
vote
1answer
75 views

weight loss metabolism boost and muscle gain

It's been 2 years since I worked out I've gained a significant amount of weight, approximately 60 pounds I weight 240 I'm 19, 5'9. The last time I worked out I max benched 2 plates and a 25, now I'm ...
1
vote
1answer
123 views

Does it become harder to lose weight as you age? [closed]

In general, the average person will experience worsening metabolism with age. What else takes place over time that makes it harder to lose weight at 40 versus say 20?
6
votes
4answers
4k views

Is a drastic calorie reduction harmful? [closed]

For a long time I was consuming 4000 calories a day. This was between soda and various "junk foods". I was surprised to find my protein, carb and fat levels were pretty close to what they should have ...
0
votes
1answer
375 views

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

My intuition tells me the following: Let's assume on top of my regular diet, I eat a cupcake and as a result of eating that cupcake I put on 50g of fat. Now lets let's assume instead of eating one of ...
1
vote
1answer
141 views

High metabolism problems

I fluctuate in my weight very regularly. I can gain 5 lbs in 1-2 days, no problem. But if I don't workout and or eat the same amount as I did the day before, the 5 lbs magically disappears. It's ...
1
vote
1answer
566 views

Isotonic water in the morning?

I am building mass and drinking about 3-5 liters water daily. I sweat much so I lose much minerals particularly when doing any sport. If I drink tap water during sport, I start to feel very weak. ...
3
votes
2answers
86 views

Effect of exercise on overall heart rate

I recently learned about Kleiber's law describing how metabolic rate is related to an animal's mass. One way this law gets (over)simplified is by saying that all animals have the same number of ...
1
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4answers
3k views

Losing weight by fasting every other day?

I read a tip on bodybuilding.com. The tip was to not keep your calorie intake consistent. So basically have it always be different in order to lose weight by changing your leptin levels and your ...
1
vote
2answers
123 views

Is “the truth about metabolic damage” fear mongering?

T-Nation has an article about metabolic damage on their site, shown here: http://www.t-nation.com/diet-fat-loss/truth-about-metabolic-damage In short it basically talks how your weight loss progress ...
3
votes
3answers
1k views

Is it possible for an Ectomorphic to build bulky muscle like the Professional body builders ?

Is it possible for an Ectomorphic to build bulky muscle like the Professional body builders ? Will they be able to build body and compete in body building competitions? Should an ectomorph ...
6
votes
3answers
16k views

Why did I not gain weight when having 4000 calories a day?

I'm about 6ft high and weigh 175 pound, age 26. For the last few years, I have lived a fairly sedentary lifestyle, easily consuming about 4000 calories per day. What I would like to know is why if ...
1
vote
1answer
160 views

Disavantages of a faster metabolism [closed]

Everywhere I read people talking about how to increase metabolism in order to improve weight loss and fitness. Be it with frequent meals, special foods, developing more muscular mass, etc. Overall ...
2
votes
1answer
4k views

How to distinguish acetone and ammonia odor after running?

I heard that burning fat leads to acetone odor while burning muscles leads to ammonia smell. Is this true? How can I distinguish both smells as they are very similar?
4
votes
1answer
3k views

Weight training advice for ectomorph female?

I am pretty active,but nursing injuries now. I haven't started lifting heavy yet. I have come across many sites that suggest ectomorphs to train with compound moves only while a few others opine that ...
17
votes
6answers
186k views

How long should I wait to exercise after eating?

How long after eating should I wait to exercise, or does it not matter? I am mainly talking about cardio, not weightlifting. I am trying to lose weight, not gain it, and in large amounts.
5
votes
4answers
1k views

Is long distance running harmful for women?

I was considering taking part in marathon, but recently I came across this article. To summarize, the author claims that long distance running, and actually any cardio done for hours at or above 65 ...
0
votes
1answer
205 views

Wife has normal to above normal metabolism - still gaining weight

My wife is in great shape, but she has gained 15 lbs in the last 2 years. She eats clean and works out (Crossfit 3-4x week , spinning 1x week) but she can't lose the weight that she has put on the ...
2
votes
0answers
60 views

According to whom breakfast is healthy? [closed]

I've certainly been taught breakfast is the most important meal of the day because while you sleep it's the longest period of time the body goes without food. Someone told me today that there is no ...
0
votes
1answer
8k views

I want to know the exact formula to calculate metabolic age

I want to know the exact formula to calculate metabolic age. How do i get the average bmr of people in the chronological age group? Is here any link I could get regarding the calculation? Explanation ...
4
votes
2answers
1k views

Am I in “starvation mode”?

I am male, 48, 6'2" and 230 lbs. I workout 4 to 5 days per week, doing a wide variety of sports (running, cross training, TRX, skiing, lifting weights etc). I was assessed last year and my ...
6
votes
2answers
297 views

Advice for improving metabolism burn: how do we keep it in high gear?

According to Mayo Clinic about 60% - 75% of the calories burned are non-exercise related. It seems each person's metabolism adjusts to ensure proper support of the body with the focus on efficient ...
13
votes
3answers
862 views

Naturally increasing my Metabolism

I see all kinds of commercials on the TV about how to lose X amount of weight in Y amount of time, and how this old guy looks surprisingly like this younger guy, even though he's not supposed to. My ...
1
vote
1answer
165 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 ...
3
votes
1answer
158 views

Metabolic Equivalancies

From what I've read, the MET for moderate intensity activities is between 3 and 6, walking 3 mph being 3.3 for example. It seems to me that this number must vary from person to person. Is there a ...
3
votes
1answer
777 views

Does it matter when during the day carb intake occurs?

I have heard from multiple sources that "no carbs in the evening" is supposed to be a good way of decreasing the fat buildup and facilitating weight loss. Now while I am aware that none of these ...
10
votes
2answers
4k views

Does exercise REALLY increase the basal metabolism rate for any significant length of time after the exercise is over?

I am new to this site, but have read several questions and answers here that are related to this question and have found different contradictory answers. Some say that the only effect is that a ...