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Use this tag for questions regarding physical, chemical and biological factors that may affect human health.

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430 views

Do fireworks kills birds, dogs and other animals?

Diwali is a Hindu festival of lights, celebrated with fireworks. My closest friend on Facebook shared this picture on my wall: Happy Diwali Thousands of birds, dogs & other animals ...
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0answers
500 views

Do more people drown in deserts than die of thirst?

I had first heard about the claim that more people drown in deserts than die of thirst in school maybe 30 years ago. The explanation is that sudden rains can create dangerous flooding in normally dry ...
7
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1answer
366 views

Does each car in inner London cost society £8,000 in health and environmental cost over its lifetime?

The topic of air quality is getting a load of attention in newspaper headlines in the days leading up to Clean Air Day (21st June, apparently). For example, The Independent reports a recent study on ...
17
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1answer
1k views

Does a dairy-free diet reduce autistic behaviour?

PETA (People for Ethical Treatment of Animals) suggest the existence of a link between milk consumption and autism spectrum disorder (ASD) (see here on the PETA website). More research is needed, ...
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1answer
704 views

Does drinking cattle urine have health benefits?

Recently, a provincial government in India has decided to promote cattle urine as a health drink: Cow urine to be promoted as health drink in Uttar Pradesh BJP government in UP prepares proposal ...
6
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1answer
686 views

Does using BlueTooth devices cause leakage of the blood-brain barrier?

In 2012, the EMFacts Consultancy blog quoted Cindy Sage as saying: People should realize that Bluetooth devices that fit in or around the ear typically radiate at 0.23 watts per kilogram (W/Kg). [.....
7
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1answer
841 views

Is it true that other cultures don't see having two windows opened as a health risk? [closed]

I live in Romania and since I was a kid, I heard people talking about something we call, here in Romania, current—basically, the air flow which is being formed if at least two exterior windows are ...
3
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1answer
346 views

Does sensitatization require less allergens than elicitation?

In Evidence that Food Proteins in Vaccines Cause the Development of Food Allergies and Its Implications for Vaccine Policy Vinu Arumugham claims: It has been demonstrated that a smaller ...
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0answers
367 views

Does eating seedless fruit cause infertility?

Eden Tosch of The Ayurveda Experience argues against eating seedless fruit (such as seedless watermelon, grapes, lemons, tangerines and oranges). Eating the fertile, nutritious and rich part of a ...
3
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1answer
590 views

Is the illegal nuclear waste at the Coldwater Creek Nuclear Landfill a risk to public health?

NOTE: This is not a copy of: Is the illegal nuclear waste at The Westlake Nuclear Landfill a risk to public health? which is a different nearby nuclear landfill that has a different issue of a ...
5
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0answers
447 views

Is the illegal nuclear waste at The Westlake Nuclear Landfill a risk to public health?

This Question refers to the 1 of 3 the nuclear landfill sites in residential/commercial areas in the St. Louis, MO area. These landfills are a result of the leftovers from the Manhattan Project ...
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1answer
1k views

Is it healthy to sleep with the head under the blanket?

According to g9sleeptight.com (and many other websites), sleeping with the head under the blanket increases the risk of suffocation can trigger sleep apnea can cause brain damage stating "some ...
4
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1answer
279 views

Is air pollution reaching a crisis point?

A recent report by the Lancet Commision on Pollution and Health led to some scary headlines in the news: Pollution linked to one in six deaths Global pollution kills 9m a year and threatens '...
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2answers
14k views

Is there plastic microfiber in 83% of tap water?

I've recently come across this Guardian article which cites a story by Orb Media. Tests show billions of people globally are drinking water contaminated by plastic particles, with 83% of samples ...
2
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0answers
240 views

Smell of a Body [closed]

There's many fictional and nonfictional stories about passerby detecting dead bodies inside buildings and such by an "overwhelming stench of decay" or something equivalent, usually even through thick ...
5
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2answers
435 views

Does the DuPont/Denka plant in Lousiana emit 250,000 pounds of chloroprene annually?

I was a bit surprised when reading the following paragraph in the article "The Louisiana Environmental Apocalypse Road Trip": The risk of cancer in Reserve, a community founded by freed slaves, is ...
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4answers
1k views

Is the EPA's regulation of particulate matter justified with evidence?

The US Environmental Protection Authority (EPA) has restrictions on "Particulate Matter". A recent Wall Street Journal op-ed piece article claims it is based on a scientifically unsupported ...
8
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1answer
960 views

Can mold cause GERD (acid reflux)?

Gastroesophageal Reflux Disease (GERD) is more commonly known as acid reflux. According to Metabolic Healing is can be triggered by mold spores: This is a little known but potentially major cause ...
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2answers
2k views

Are Unvaccinated Children Healthier?

Got this today on my facebook wall... Alarming New Study: Unvaccinated Kids are Healthier The study’s findings really make you wonder. Here’s some of the specifics: Vaccinated children ...
8
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1answer
560 views

Does residential radon cause lung cancer?

Radon causes lung cancer; a typical statement is this: The U.S. Environmental Protection Agency (EPA) has identified radon as the second leading cause of lung cancer in the United States. Many ...
12
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2answers
762 views

Is flying the worst choice of travelling, considering the greenhouse effect and carbon-dioxide emission? [closed]

The communities I live in in Germany keep telling everybody that flying should be avoided by all circumstances, because it has a far bigger ecological footprint than any other mode of transportation. ...
3
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0answers
194 views

Are the chemical compounds BPA, BPS and BPF harmful to humans?

According to the following article by Time, and the study that it cites, several compounds of the chemical bisphenol - used in commonly-handled products like shopping receipts and plastic containers ...
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0answers
75 views

Are cell phones harmful to male fertility if kept in trousers pocket? [duplicate]

Several studies or press articles suggest that keeping a cell phone in a male's trousers pocket (and cell phone usage in general) may harm that men's fertility (increase sperm issues): http://www....
7
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1answer
634 views

Do Ultra-dense H11-grade HEPA filters remove up to 99% of PM0.3 particles?

The Xaiomi Air Purifier 2 website claims: HEPA (High-efficiency Particulate Arrestance) is frequently used in hospitals and labs to filter out micron-sized particles. Mi Air Purifier uses an ultra-...
7
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1answer
585 views

Is drinking water stored in copper vessels (copperware) good for your health?

It's a wide spread belief in India (Ayurveda) that drinking water stored in copper ware (like copper jugs and pots) is better for health. There's even a website about it: Dr. Copper's "Scientifically ...
11
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1answer
681 views

Does the Dakota Access Pipeline (DAPL) meaningfully increase the risk of water contamination?

There are many environmental problems with fossil fuels (climate change being the most obvious), but specifically regarding water pollution, how big of a threat to local water supplies is the Dakota ...
1
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1answer
135 views

Is the safety advice regarding asbestos consistent with advice about other risks?

The HSE in England advise in the FAQ section of their website here "Many cases of inadvertent, short-term exposure to asbestos will most likely have led to minimal exposure to fibres, with little ...
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0answers
99 views

Does releasing hydroxyl (OH) into the air purify it safely?

Companies like Air Oasis have products that promise to purify the air by: The Air Oasis brands of Air Purifiers that we carry use a unique nano Nickle catalytic hydration process to create powerful ...
5
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1answer
245 views

Does grounding (earthing) reduce inflammation? [duplicate]

This seems to be an article in a peer-reviewed journal: The effects of grounding (earthing) on inflammation, the immune response, wound healing, and prevention and treatment of chronic inflammatory ...
17
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1answer
1k views

Are activities in which both people bleed on each other considered “No Risk” for the transmission of HIV?

My friend, who was a HIV care provider, claims explicitly that "no one has ever transmitted HIV through wound to wound contact" and that therefore there is no significant risk to hockey players ...
9
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1answer
771 views

Does sharing earphones increase the risk of middle ear infections?

A Google search reveals many claims that sharing earphones is unhealthy. Marie Claire magazine provides an example: Kelly Reynolds, Ph.D., associate professor of environmental health at the ...
15
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2answers
564 views

Does 80-90% of the environmental and health damage a car causes come from manufacturing?

Claim from the video The First 3D-Printed Supercar: How we make them [cars] is much more important than how we fuel them and whether they have a tailpipe or not. 80 to 90 percent or more of the ...
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2answers
165 views

Do 1.5 million children die from pollution?

1.5 million children die every year from drinking polluted water. www.unicef.in From this. Is that really true?
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2answers
390 views

Does Daylight Savings Time lead to an increase in car accidents and work related injuries the week afterwards?

In the segment Daylight Saving Time - How Is This Still A Thing? of John Oliver's Last Week Tonight it is said: Studies say that there's an increase in car accidents and work related injuries the ...
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0answers
192 views

Does any high fructose corn syrup remain in bread after baking? [closed]

I have seen bread that has the dramatic message "Contains no high fructose corn syrup" By reading the labels on other breads, I find it appears frequently in the list of ingredients. Since the yeast ...
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0answers
113 views

Is the first stall of a public restroom the cleanest? [closed]

I have read so during a quick search on google, are there proofs for this theory?
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1answer
505 views

Does using a fluoride-based toothpaste or fluoride-supplemented tap water lead to higher fluoride concentration in the pineal gland?

Dr. Edward Group writes in Everything You Wanted to Know about the Pineal Gland: Calcification is the biggest problem for the pineal gland. Fluoride accumulates in the pineal gland more than any ...
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2answers
391 views

Is Giardiasis a significant risk of drinking untreated water in pristine backcountry areas in North America?

In North America, many people filter water when they are in the backcountry. A risk frequently cited in outdoor and hiking guides is giardiasis. For example, Frank and Annes Canyon Country Notebook ...
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1answer
3k views

Does Flint have a much lower rate of lead poisoning than it had two decades ago?

Does Kevin Drum's article Raw Data: Lead Poisoning of Kids in Flint describes the lead levels in Flint accurately? What you see is very steady and impressive progress from 1998 to 2013, with the ...
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2answers
1k views

Are organic vegetables higher in carcinogens?

My common senses would have told me that organic vegetables are healthier and less harmful compared to vegetables treated with pesticides. A recent post on Quora made me think otherwise. Organic ...
16
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1answer
3k views

Is wireless charging harmful?

My phone has a wireless charging coil, and it got me thinking about how much EM radiation a charger would actually produce. I'm sure some tinfoil people are up in arms about it, and a quick Google ...
18
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1answer
828 views

Does breathing Beijing's air for one hour reduce life expectancy by 20 minutes?

I've just listened to this claim by a BBC journalist in Beijing: A recent study showed that even breathing this kind of air for an hour can reduce a person's life expectancy by 20 minutes. This ...
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0answers
192 views

Does injecting Bacillus F improve one's health? [closed]

In a Siberian times report, a Russian scientist Anatoli Brouchkov claims that 3.5 million year old bacteria Bacillus F improves longevity and fertility of fruit flies and mice stimulated the growth ...
7
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1answer
613 views

Do the plastic shade balls in Los Angeles leach chemicals into water?

An engineer with the Los Angeles Department of Water and Power claims that the plastic balls, which are introduced into the water reservoir in an attempt to combat the severe drought, don't leach any ...
3
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0answers
108 views

Has 98% of Europe banned water fluoridation? [duplicate]

I came across this gem on facebook today. It contains no sources, makes a bold claim with a numerical statistic to "back it up", and has been "shared" and "liked" thousands of times in the last ~48 ...
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0answers
85 views

Chemtrails : A dangerous govt. plot or just another debunked theory? [duplicate]

According to countless chemtrail research theories , trails left in the sky by high-flying govt. aircraft are dangerous chemical or biological agents deliberately sprayed for reasons undisclosed to ...
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0answers
123 views

Do pesticides containing EDCs cause IQ loss, obesity and cryptorchidism?

Recently, there have been news reports about Endochrine-Disrupting Chemicals (EDCs) have sprung up, such as this February 2015 Guardian article. Draft EU criteria could have banned 31 pesticides ...
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0answers
745 views

Does the oxygen level in the air drop at night or in the early morning? [closed]

There is a pseudoclaim that the oxygen level in the air drops at night and in the early morning (before dawn), and that the change is of sufficient magnitude to influence health.
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2answers
2k views

Is it possible to train dogs to detect hypoglycemia?

Many people have claimed that dogs can be trained to detect hypoglycemia. For example: For example, we have discovered that dogs have the ability to smell chemical changes in our bodies when ...
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2answers
829 views

Does sunlight cause most of the wrinkles on our faces?

WebMd claimed in a post that: Exposure to sun causes most of the wrinkles and age spots on our faces. Consider this: One woman at age 40 who has protected her skin from the sun actually has the ...