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.

Filter by
Sorted by
Tagged with
2
votes
1answer
91 views

To have a drug travel to a specific place in the body can you just coat the drug in extracellular signals recognized by target cells?

In a lecture of mine the professor was talking about the issue faced in regards to drug therapy when it comes to targeting lung cells in cystic fibrosis. It was said that if unless the drug gets ...
2
votes
0answers
16 views

Mackerel evolutionary health affected by loss of predators?

I notice that Atlantic Mackerel (Scombrus scombrus) is endemically affected by parasites. In one study I read that the researchers found that over 70% of the mackerel sampled were infected with ...
2
votes
0answers
40 views

Biomedical consensus on human aging and lifespan [closed]

Medical technology is improving quickly. Unless there is a global disaster and human progress is set back significantly, e.g. by an asteroid or a global nuclear war, there will come a day when humans ...
2
votes
3answers
526 views

Does genetic morbid obesity exist?

With the acceptance of being a little overweight I hear of people saying they were born morbidly obese and it was genetically passed on. I'm aware being so obese leads to countless health issues, yet ...
2
votes
0answers
71 views

Effect of cellular phone towers on human health

We live in world of mobiles, tablets, PCs and other electronic gadgets. We are continuously exposed to radio frequencies and other cellular frequencies. Generally, all of these waves are very low ...
2
votes
0answers
74 views

Will breathing through mouth result in any disorders? [closed]

My nose is slightly bent. When I was born, I had an issue with breathing. My mom said that doctors had inserted a breathing tube in one of my nostrils. This tube may have caused the deformation. From ...
2
votes
1answer
49 views

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 ...
1
vote
2answers
4k views

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 ...
1
vote
1answer
102 views

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?
1
vote
2answers
59 views

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)...
1
vote
1answer
192 views

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. ...
1
vote
1answer
87 views

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 ...
1
vote
1answer
106 views

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 ...
1
vote
1answer
309 views

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?
1
vote
1answer
3k views

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 ...
1
vote
1answer
49 views

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 (...
1
vote
1answer
72 views

How does residual chlorine in tap water work?

As I understand it, residual chlorine levels in tap water are below 1mg/l in the UK. Most chlorine based cleaning products suggest at least 1% solution to be effective (quite a long way off 0.5mg/l by ...
1
vote
1answer
94 views

Creation of healthy genetically modified crops [closed]

GM crops are huge at the moment, and the noticeable 'counter movement' is for people to continue to purchase organic foods (please note I am specifically talking of GM crops and not meats, etc). The ...
1
vote
1answer
474 views

If all bacteria in human gut are dead, can they be there again?

If someone likes to eat chocolate, she may have gut bacteria which like chocolate according to some articles that I have read. http://www.theatlantic.com/health/archive/2014/08/your-gut-bacteria-want-...
1
vote
1answer
2k views

Does physical exercise following lack of sleep increase the risk of sudden cardiac death (SCD)?

Is there any scientific evidence supporting the hypothesis that physical exercise following lack of sleep increases the risk of sudden cardiac death (SCD)? The only relevant research I could find is: ...
1
vote
0answers
33 views

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 ...
1
vote
0answers
15 views

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 ...
1
vote
0answers
40 views

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 ...
1
vote
0answers
28 views

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 ...
1
vote
0answers
19 views

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 ...
1
vote
0answers
33 views

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 ...
1
vote
0answers
877 views

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?
1
vote
0answers
82 views

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 ...
1
vote
0answers
59 views

Is it worth to experiment with pro-biotics at home?

Let's assume that Joe has done some investigation on Internet and wants to see, if pro-biotics would help him. Now he goes to amazon.com and buys a pro-biotic product with excellent average rating. ...
1
vote
0answers
80 views

Cigarette consumption dose-response function WRT health outcomes

I'm curious how health risks (mortality, lifetime probability of cancer, etc) change with cigarette consumption. Specifically, treatring cigarette consumption like a continuous variable, rather than ...
1
vote
1answer
602 views

Crude oil contamination hazard

I'm not sure if this is physics, biology or chemistry related so I will start here. I'm from a city (Baku, Azerbaijan) where crude oil is known to be extracted since ancient times. Oil is no longer ...
1
vote
0answers
36 views

Prenatal hyperkinetic dysfunction and its effect on endurace

Do people with an hyperkinetic dysfuntion have a better endurance? Are they fitter in cause of their Dopamine-overdose or any other reason? I have a case, where someone does not do any sports, but ...
0
votes
1answer
690 views

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)
0
votes
1answer
225 views

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 ...
0
votes
2answers
1k views

Non-Lifestyle related diseases

Given the obvious importance for global health, I've found it easy to track down lists from Google of the top lifestyle related causes of death (like heart disease, lung cancer etc), but as a ...
0
votes
1answer
31 views

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, ...
0
votes
1answer
92 views

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, ...
0
votes
1answer
43 views

Influence of artificial sunlight on the human body

In a hypothetical scenario, where a large, permanently manned craft is in a continual orbit, and natural sunlight cannot be used as the craft may keep moving and turning, artificial sunlight is used ...
0
votes
1answer
4k views

Is it possible to consciously increase or decrease your own heart beat? [closed]

By doing yoga, can we manipulate our own heart beat? Is that possible for humans?
0
votes
1answer
96 views

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 ...
0
votes
1answer
92 views

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 ...
0
votes
1answer
156 views

What if there are no bacteria such as Streptococcus mutans

If someone removed all bacteria such Streptococcus mutans in her mouth by starving long time, or by some chemical method, would she never have such bacteria? In my thought, because S.mutans only ...
0
votes
1answer
243 views

What shows how healthy someone is by their heart rate? [closed]

What shows how healthy someone is by their heart rate - how low it is at resting pulse or how low it is during exercise or how large the difference is between the resting rate and rate with load? Any ...
0
votes
0answers
67 views

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- ...
0
votes
0answers
498 views

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 ...
0
votes
0answers
52 views

Consumption of different type of energy when one is inactive

I'm wonder if there is any study done on this and what are the results? how much of each type of energy one's body(healthy normal person) uses when inactive(seating down) I know there are alot of ...
0
votes
0answers
93 views

Are vegetables really needed in our diet?

I want to believe that eating vegetables is necessary even when one takes vitamins, but I can't find any medical evidence for this. To make my question specific, suppose a study on twins were done in ...
0
votes
0answers
119 views

Is the molecule nitric oxide responsible for healing blood vessels?

Is the molecule nitric oxide responsible for healing blood vessels? How does nitric oxide heal the blood vessels? I watched a documentary about the healing effects of nitric oxide. In the video I saw ...
0
votes
1answer
101 views

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?
-1
votes
1answer
71 views

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 ...