Questions tagged [body-fat]

Questions about the deposits of subcutaneous fat.

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Is fat burned even at caloric maintanance?

I have searched up that it looks like for the bodies daily needs of energy it uses a combination of energy sources even stored body fat (Substrate utilization at Rest). But these sites are complicated ...
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1 answer
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How are Fat Calories in meat calculated?

There is standard 73% lean and more expensive 93% lean ground beef. When the 73% lean ground beef is cooked, a lot of fat melts off and gets poured out. When the 93% lean ground beef is cooked, not ...
4 votes
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Since fat is turned into water and CO2, would a person with more fat deposits survive longer without drinking?

Based on https://www.bmj.com/content/349/bmj.g7257, far in our bodies is turned into water and CO2. Would this mean that a person with more adipose tissue can survive longer without water? https://en....
2 votes
2 answers
272 views

What is the error on various body fat percentages?

I'm aware of two body fat percentage formulas I'm using to track my own health, both described here: the US Navy method which takes into account your waist, neck, and height (and hips for women); and ...
1 vote
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How many calories can the average human absorb in one day?

While researching the maximum amount of weight a person can safely lose per week, I came across an interesting factoid that basically stated that the maximum fat reserves that can be processed per day ...
6 votes
1 answer
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Are there health risks associated with dropping to very low fat levels, as athletes often do?

Even lurking just a bit on fitness communities shows that people often talk about single digit body fat levels. Intuitively, this does not seem to be a 'normal' state of the body. People with such low ...
1 vote
1 answer
523 views

Is high metabolism a problem?

I got a scale that takes a lot of measurements through bioimpedance. It has an accompanying app called OKOK.international, and when you upload your height, age, and gender on their app, it shows what'...
4 votes
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Do body composition analysers provide accurate readings or just estimates?

Similar to the recent question What is the error on various body fat percentages? I am looking for a gold-standard measure of Total Body Fat as a possible better predictor of Cardiovascular Disease ...
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Cilostazol (PDE3 inhibitor) for topical weight loss

The relative importance of PDE3 inhibitors in lypolysis in human cells is relatively established. The selective PDE3 inhibitor cilostazol is known to be well tolerated by humans, and shows topical ...
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114 views

How do i lose fat and gain muscle at the same time? [closed]

Through diet, cardio vascular exercise and using a Low Level Laser Therapy machine I have lost 4.75St with a daily calorie deficit of approx 700 - 1100 calories below my BMR. My BMI is now 24 (in ...
2 votes
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48 views

Will cryolipolysis reduce fat cell's total number in human?

As we known, fat cell's number will not decrease for adults. Without other surgery, new fat cell will replace the dead fat cell and keep the total number constant. A and B are two people with same ...
5 votes
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634 views

Ice bath cryolipolysis?

I've been hearing advertisements for a new fat reduction treatment called CoolSculpting, in which areas of fat are brought down to below the freezing point of fat but above the freezing point of water,...
2 votes
1 answer
358 views

Would a person with high body fat survive longer without food?

Considering the following information: The more fat stores available, the longer a person can typically survive during starvation. Once the fat stores have been completely metabolized, the body then ...
4 votes
2 answers
85 views

Would excess body fat provide a significant survival/longevity advantage in a situation of sudden starvation?

If an obese person and a "fit" person were marooned on an island where there was plenty of drinkable water but literally nothing to eat; all else being equal, would the obese person stay ...
1 vote
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Does inhaled corticosteroids as a treatment for asthma result in weight gain?

I've found several contradicting answers to this question from several sources. Below are a few examples. The website everydayhealth.com and a research published on ncbi.nlm.nih.gov mention a link ...
1 vote
1 answer
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Fat cut out and repositioned in facial surgery - how does it survive and reattach?

I watched a surgery on youtube here. It's a lower blepharoplasty - a cosmetic surgery to remove "eye bags". The surgeon in that video cuts out small chunks of fat from pockets around the eye....
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Can eating food cause you to gain more weight than the mass of that food, over time [duplicate]

NOT A DUPLICATE OF: Can food make you put on more weight than it's own weight? That question diverges off into stuff about calories and energy density and other stuff, which I'm not interested in ...
1 vote
1 answer
43 views

How is adipose tissue synthesized? [closed]

I am wondering about how the food that we eat gets converted to adipose tissue. A great many articles are explaining how fat (the macronutrient) gets converted to energy but there are very few (at ...
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1 answer
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What is the mechanism of action of tamoxifen and other SERMs on Gynecomastia?

I understand that several scientific articles show that tamoxifen and other SERMS such as clomifene and raloxifen are effective in reducing gynecomastia for humans in different age groups and ...
5 votes
1 answer
296 views

Exercise vs Fasting: Which is better for weight loss? [closed]

As I know that calorie deficit cause weight loss but achieving calorie deficiency we can maintain Eat less and exercise less: Let say consume 2200 cal and burn 2700 cal by exercise. Eat more and ...
2 votes
1 answer
164 views

How efficient is the human metabolism at converting macronutrients to fat

My understanding is that carbohydrates and protein that are eaten but not immediately utilised are stored as body fat, provided that glycogen stores are already full. Also, I assume that any fat eaten ...
1 vote
1 answer
208 views

Human body density statistics

What are the statistics on the density of our bodies? I.e. Mass/volume with full lungs. Does it follow a normal distribution like height and what is the mean and standard deviation? In particular, ...
1 vote
1 answer
70 views

Does body recomposition cause the body to distribute fat differently?

My assumption is that it does not, but I should explain. It is a very commonly prescribed solution for "skinny fat" people to maintain their weight and begin adding muscle. The idea is that one will ...
2 votes
0 answers
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Extended amenorrhea due to exercise - how to mitigate long-term damage?

One thing that female athletes with low body fat can encounter is amenorrhea. While not a problem in the short term, extended instances of this can lead to bone loss (osteopenia/osteoporosis). Are ...
2 votes
1 answer
430 views

Disadvantages of Running in Night after dinner [closed]

I want to reduce my waist size and I don't get much time in morning to run, so I am planning to run after dinner for 30 - 40 minutes.... My age is 26. Is there any disadvantages of running in night ...
8 votes
1 answer
2k views

How long does it take to convert food into fat?

If I eat a very large meal, how long does my body take to convert the excess calories into fat?
4 votes
2 answers
189 views

Where does fat go when you lose it?

I just read an article that most of the fat lost during weight loss is removed through exhalation over time. However, I also thought that you don't gain or lose fat cells, but that they simply expand ...
14 votes
1 answer
270 views

How does poor sleep cause circles under one's eyes?

I've read that poor sleep causes circles under one's eyes. Also, I've read that they are caused by dehydration. Is it safe to assume that the way poor sleep causes the circles is by causing ...
2 votes
0 answers
176 views

What would cause a fat face but skinny body? Collagen? [closed]

Trying to understand how this would occur - why would someone's face be fat (either in general or compared to body) when the rest of their body is toned/lean/skinny. Ive observed this personally for ...
2 votes
2 answers
248 views

How to reduce weight-caused man boobs (psuedogynaecomastia)?

I have lost weight recently and although I've come within the normal BMI range, but the "sagging/bulky chest" of mine (a legacy from my fatter past) makes me feel ashamed of myself in public. I was ...
4 votes
1 answer
9k views

Does eating sweet after food help to digest large meals?

I've heard that if you eat sweets after big foods, your stomach gets the energy needed to digest and probably bigger part of your lunch will get digested (so it won't transform to fat). Are there any ...
8 votes
1 answer
128k views

How many Calories Deficit Equals 1 KG Loss, approximately

How many Calories Deficit Equals 1 KG Lost? I intend to loose weight and burn 500 calories daily in Gym. How many Calories Deficit Equals 1 KG Weight Loss, approximately?
2 votes
1 answer
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What is the impact of electrolyte intake on weight loss?

A few years ago, the National Institutes of Health released a weight loss calculator based on a number of studies, supposedly allowing one to plug in a number of body and lifestyle factors, such as ...
1 vote
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5k views

What is the formula for calculating Body Water Percentage?

Given the available inputs of Gender Age Height (cm) Weight (kg) Fat (%) Muscle Mass (%) I know the Watson Formula calculates Total Body Water (in Litres) as TBW(Male) = 2.447 - 0.09156 X age + 0....
3 votes
1 answer
375 views

How does gallbladder removal affects fat digestion?

If I understand correctly, the sole purpose of the gallbladder is to store extra bile that is opportunely released in order to properly digest fat. When the gallbladder is removed, what happens when ...
2 votes
2 answers
91 views

What should do to reduce belly fat who sit in around 8-14 hours per day at office? [closed]

I am sit around 8-14 hours per day at office and usually I stand just for lunch and go to the wash room. What should do to reduce belly fat?
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Is there any disadantage in reduce belly fat by machines or by medical treatments

I saw lot of companies advertising in online or in TV that we can reduce belly fat by using their machines. Is that really works , Is there any disadvantages ? also i saw some take medical ...
3 votes
1 answer
187 views

Which kind of muscle has greatest resting metabolic rate; big muscle, or strong muscle?

Due to scientific reports it is held that muscles have an important affect on fat burn, but would the rate be different to big, and to strong muscles? In other words, which type of muscle burn most ...
1 vote
1 answer
86 views

What to eat when you are a skinny fat?

I am 29 years old, I used to be fat, I was weighed more than 95 kg (I am 183 cm), And one day I decided to lose weight. I started to reduce food portions, no soda, no sugar on coffee and I lost 28 kg ...
5 votes
1 answer
173 views

Benefits of tea in weight loss

I was prescribed green tea by my dietitian for weight loss. I tried it but I then switched to earl grey (with bergamot) black tea. I just wanted to know is earl grey also helpful in mobilizing excess ...
1 vote
0 answers
72 views

Reversal of excess fat in men by increase in testosterone

An increase in testosterone can reverse the excess fat. As the men age I believe that decrease in testosterone causes fat gain. If we increase testosterone can we reverse the extra fat storage in the ...
7 votes
1 answer
430 views

Wearing a corset

First of all, I am not an english native speaker, however I will try to explain my issue as clear as possible. I am not asking for any diagnosis, but to clarify my question I will share my personal ...
5 votes
3 answers
220 views

Considering obesity using BMI

Why is it that medical assessments on obesity is based on BMI when BMI scales are inaccurate? Take for example Phillip Heath (Mr. Olympia 2016) Height: 5’9″ Competition Weight: 250 lbs This ...
3 votes
0 answers
62 views

Caffeine's role in fat oxidation

Seen here: http://ajcn.nutrition.org/content/79/1/40.full It is stated: In agreement with the results of previous studies (1, 20), the present study showed that caffeine ingestion increased ...
2 votes
1 answer
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Am I overweight? Bad self image...?

Alright, I'm a fourteen-year-old male freshmen in high-school. I weigh 120 pounds, and I am around 5'5 - 5'6. Am I overweight? I am on the cross-country team, so I run thirty-five miles a week (...
2 votes
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Which one has lower fats? Skim milk Vs. Cottage cheese

I've MS and I would like to ask about which is better to eat Skim milk or cottage cheese? I especially ask about cottage cheese that is made for generations by our grandmothers at the back of the ...
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3 answers
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Weight Loss: Static Equilbrium [closed]

My weights has reached the static equilibrium from more than 1 year between 77-79 KG. I wanted to make it 74 Kg, but no success so far. Is it somehow related to testosterone? Would it be safe to take ...
8 votes
2 answers
167 views

Why omega-3/6 ratio is important?

I'm 27 years old model and being under 8% body fat matters for me. I heard consumption of the right omega-3/6 ratio is important for this. I'm wondering whats the ideal ratio for my goal and why it is ...
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why do we need to keep a ratio between omega 3 and omega 6?

I finally understood it with this picture.
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Raspberry Ketone Dietary Supplement? Fat-burning? Legit?

So I found (not expired or opened) a bottle of dietary supplements in my cabinet called "Ketone Raspberry" and it claims to "promote body fat reduction", "support increased metabolism," and "PROMOTE ...