Questions tagged [health]

Health and medicine questions are off-topic unless dealing with the biology underlying health and medicine. Please carefully explore the tour, help centre, and meta before posting health and medicine questions. Health is a physiological state of well-being referring to the (ab)normality of the cellular or organismal physiology.

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Identification of Mold / Fungus

I am working with some old plaster powder, and a few days after it set (mixed with water), I found that pink mold / fungus appears to be growing on it. See attached photo. Please help me identify what ...
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3 answers
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How do I know if the claims of a scientific paper are generally accepted?

I am looking for information about the use of glucosamine and chondroitin for treatment of back pain and disc degeneration. A paper published in Military Medicine in 1999 reported some beneficial ...
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2 votes
1 answer
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In life history theory, does trade-off between reproduction and growth and maintenance imply longer health span for a sexually inactive organism?

The life history theory suggests that there exists trade-off between life processes like reproduction and growth and maintenance of the organism. One significant trade off is between somatic effort (...
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Can arsenic contaminating calcium carbide enter banana skin during artificial ripening?

Calcium carbide which is used for ripening banana contains arsenic, is it possible for that arsenic to enter banana skin?
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Why people carrying the same SNP doesn't have the same Promethease report

I'm a frequent user of Promethease to run health analysis based on MyHeritage SNP data dump. I ran two people through Promethease and both have the same SNP: ...
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Does a rapid cooling step improve pasteurization of medical equipment?

I learned that pasteurization consists of two steps: first heating and then rapid cooling. The rapid cooling was explained as "it's a thermic shock for the germs, so the ones remaining after the ...
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Is the stuffy environment due to using masks all day, helping in spread corona virus in people?

I came across a research that stated, the most disease ridden place in a toilet is actually the air dryer. The hot and moist microcosm that develops around the dryer due to frequent use helps in ...
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-1 votes
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Why are almost all inborn errors of metabolism autosomal recessive? [closed]

Technically, the only inborn error of metabolism I know that is autosomal dominant is acute intermittent porphyria. Also, the only inborn of metabolism I know that is X-linked recessive is Lesch-Nyhan ...
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Why does this study about genetic likelihood of COVID hospitalization not associate risk to base pairs?

In the study "Genetic mechanisms of critical illness in Covid-19", (free to download) the authors share their findings on which genomes seem to be associated with an increased likelihood of ...
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Which modern methods of antibiotic production are there?

For my seminar paper in the field of biology, I have to collect modern methods of antibiotic production. The topic is a little overwhelming, but the work should also be quite extensive (approx. 18 ...
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39 votes
5 answers
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Can bacteria be killed by purely physical trauma?

In a question over on Skeptics Stack Exchange, I half-jokingly listed "blunt force trauma" as a means by which a bacterium could be killed. That makes me wonder if it really is only a joke ...
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Can birds pass diseases to humans through contact surfaces?

My friend asked me the following question. She has a pigeon nesting on her window and the pigeon often touches the window, and my friend also sometimes touches the window (e.g. open and close it). The ...
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How quicky does dental pH change after eating?

I would like to know how quickly after eating I can expect the pH do change in my mouth, and how quickly this will cause dental damage. Obviously any answer to this will have plenty of caveats (diet, ...
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What happens if ace2 from lungs is removed? Will there be any major impact on our body?

when ace2 receptors are not present in the lungs will we experience any disturbance or suffer from any other problems
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5 votes
1 answer
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How do you go from virus infection to disease?

I heard on the radio a few days ago1 a discussion on viruses and diseases (go figure why :)). The guest was very precise in how the virus enters a cell, how its RNA merges with the cell's one and how ...
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What are the methods of prophylaxis against exposure to radioactive isotopes?

Potassium iodide is used as prophylaxis to prevent illness when one is likely to be exposed to Iodine-131 and other radioactive isotopes of iodine. Are there any other prophylactic treatments for ...
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Can a brain be damaged by overstimulation?

I am wondering what, if any, long term health effects there are from high levels of brain activity. I don't mean cases where a brain is being artificially stimulated, but rather where there is a high ...
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How can space travel affect women’s fertility?

From Time: The reasoning behind the prerequisite, according to officials, is that spaceflight could potentially harm the women's fertility. How can space travel affect a woman’s fertility?
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Meaning of letter "c" in description of mutation: "Homozygous c.195C>G; (p.Cys65Trp)"

In a table in a paper titled Cerebral folate deficiency: Analytical tests and differential diagnosis, there's the following description of a mutation in a patient: Homozygous c.195C>G; (p.Cys65Trp)...
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Can endometriosis be considered a form of cancer?

In endometriosis the lesions form their own vasculature and compromise organs, arteries, and nerves. It can spread and embed throughout the body. It's difficult to treat as the adhesions resulting ...
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Can consuming acidic drinks help kill bacteria in the stomach?

All around us we hear and read articles which suggest that soft drinks or carbonated beverages are acidic and damage our body but we still consume them (or atleast a significant proportion of us do). ...
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Sulforaphane vs. Hyperthermic conditioning (sauna use) which would induce a greater heat shock response in the human body?

I’m curious to know which would induce a greater upregulation of heat shock proteins, consuming sulforaphane or putting the body through heat stress such as using the sauna. Sulforaphane reference- ...
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How do some deep sea creatures lower their metabolism to stay alive for a long time?

I was watching some bio related videos and saw in one that some deep sea creatures and other organisms purposefully limit their movement to decrease metabolism rates. Do they live longer? If we ...
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6 votes
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Why do obese people heal more slowly?

I recall an obese patient who was referred to a transplant clinic as his stitch wounds hadn't healed after a year. While there's a myriad of side effects caused by immunosuppressive medication after ...
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Wim Hof Method claims Alkaline Blood is Good. Contradictions? Counterproof?

The Wim Hof Method claims, that it is beneficial to have alkaline blood. On the other site there is the medical claim that if the pH-value is not within the range of 7.36 – 7.42, enzyms are ...
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How different is breathing in wildfire smoke in urban areas compared to sitting by a campfire for a night?

The air quality in the Bay Area is currently the worst in the world, due to the devastating Butte County wildfires. I understand smoke inhalation can cause inflammation and respiratory issues, ...
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Is it possible to contract the plague by kissing a wild chipmunk?"

I watched this cute video and I came to conclusion that the lady in the video is putting her life in danger. She kisses a wild chipmunk. As I know, they have fleas, and fleas have a black plague. ...
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Why do hot water baths affect only males' fertility? Why not females'?

Here is the link where urologists are warning men not to take hot water baths. Why does it affect only males' fertility? Why not females also?
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4 votes
2 answers
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Why do humans lose subcutaneous fat tissue with age?

Why exactly do humans lose subcutaneous fat tissue with age? It appears that we either lose fat cell volume or we might actually be losing the number of fat cells with age. One hypothesis is that as ...
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Why is exercise good? [closed]

The fact that exercise is healthy is a bit counter intuitive to me. If we have any machine, a car for example, the less we use it the longer it lasts. Then how is it that using our body to do sports, ...
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Does night mode on iPhone really help?

Okay so I know that night mode is supposed to filter out blue light that is bad for the eyes, but is it really more helpful than annoying? At night I do use it when I’m on the phone but it doesn’t ...
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1 vote
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Dangers of excess blood protein? [closed]

Like glucose, amino acids are also insulinogenic as well. So, presumably, just like glucose, the body would also like to keep amino acids levels in the blood stream below (or within) some certain ...
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Can one type of bacteria cause several diseases? [closed]

If yes. Does it change its shape in every disease, or does it remain in the same shape and cause several diseases?
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Which plants are healthy to keep in the bedroom at night? [closed]

I know that there are no plants which release oxygen in the dark (Can plants produce oxygen at night (without light)?). I also know that some plants can clean toxic agents from the air (Nasa Clean ...
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How do (commensal and mutualist) microorganisms colonize the seminal vesicles?

Human's seminal fluid has it's own microbiome (Javurek et al. 2016). How do species of this microbiome (bacteria and eukaryotes) colonize the seminal vesicles? It is possible that different species ...
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What vitimins are there? [duplicate]

What vitimins are there and why and what are they? they do appear in apples and other fruit but just how many are there
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1 answer
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How can potassium rich foods reduce blood pressure?

How come sodium increases blood pressure, but potassium, which has to some extent similar properties helps lower it?
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Irradiation instead of pasteurization?

Can we just replace pasteurization with simple irradiation for most (if not all) foods? (For example, such as milk, to sterilize and preserve flavors)
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Infra/Ultra sound exposure

What risks are associated with ultrasound/infrasound listening via bone conduction? Would you risk yourself serious physical harm doing this? What levels for these frequencies are safe to the human ...
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1 vote
1 answer
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Why cornstarch for athlete's feet?

It seems like a lot of foot (anti-odor or antifungal) powders are often based off of cornstarch (i.e., as the primary filler). But wouldn't cornstarch (which, in some places, is also a common food ...
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How effective is it to rinse fruit, lettuce, tomato, ... with water?

The general rule I've seen stated is that to get rid of some nasty bacteria, one should rinse fruit and vegetable under running water before using them, especially if eaten raw. Most likely the ...
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2 answers
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If alcohol is a depressant, why does it makes certain people more hyperactive?

Alcohol is by traditional definition a depressant from what I have been taught, ergo it shows down CNS responses. However, why does alcohol then make some people act out and be more energetic than ...
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If animals aren't getting tooth decay because they don't eat processed foods, could similar work for humans?

In previous question here on stackexchange biology I read that animals don't get dental caries because they aren't exposed to refined carbohydrates like sugars. My question is: in theory, could a ...
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Is there any difference between Tetanus and Tetany? [closed]

Both the tetanus and tetany are related to muscle spasms and the latter is due to lack of calcium but is any collaboration between them regarding Clostridium tetani. also?
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7 votes
1 answer
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How dirty are bugs? And is it okay if they touch food?

Sometimes I see people throw out an entire drink or bowl of food because a small bug was in it. Are they justified in doing this? Is there enough bacteria on common species of bugs (like ants, flies, ...
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Can cognitive enhancement from exercise be replicated/replaced through prolonged standing?

Can cognitive enhancement from exercise be replicated/replaced through prolonged standing? Like, will BDNF be released from prolonged standing. I would prefer to use a standing desk than exercise (...
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Is there any evidence for the validity of RNA/DNA supplements?

Is there any evidence for the validity of RNA/DNA supplements? I've recently been seeing advertisements for RNA and DNA health supplements in the form of a pill, which claim to perform some rather ...
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What does a typical, perfectly healthy vaccinium corymbosum (highbush blueberry) leaf look like?

What does a typical, perfectly healthy vaccinium corymbosum (highbush blueberry) leaf look like? Colour (darkness of green, redness) Waxiness Veins I'm guessing that soil ph, nutrients, and other ...
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Any studies on the effects and/or benefits of oil pulling? [closed]

A friend recently recommended me a process called 'oil pulling' for my teeth as I am struggling with my dental health at the moment. The process involves using a tablespoon of some kind of vegetable ...
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Internal organs temperature

We know body surface temperature rises during fevers. Do the internal organs' temperature also rise during fevers? How do they (internal organs) maintain their temperature? Will there be a variance of ...
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