Questions tagged [hygiene]

The set of practices perceived by a community to be associated with the preservation of health and healthy living.

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13
votes
2answers
999 views

Is aluminum in pans, soda cans and antiperspirants correlated to Alzheimer's?

I have not only heard the soda can theory since I was a kid, but more recently when researching the topic I have found many websites that claim pans made of aluminum and antiperspirants are correlated ...
27
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1answer
3k views

Is washing your hair too often bad?

This is one that I've heard on more than one occasion: "Don't wash your hair every day. Wash it every two days as washing it too often will damage it." Is there any truth in this? Can frequent hair ...
42
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2answers
3k views

Do hand sanitizers have a negative impact on the human immune system?

Related: Which is more effective at removing germs, washing with soap and water or using hand sanitizers? Does regular handwashing with antibacterial soap prevent disease? I've run across some ...
25
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1answer
17k views

Do I need to wash my hands after using the bathroom?

Source Is hand-washing after urination and defecation merely a product of social norms, or is there a health-related reason that we wash our hands after going to the bathroom? Or is there some other ...
37
votes
3answers
11k views

Does washing hands with soap remove more germs than plain water?

As a germophobic, I almost consume a soap bar each day due to the touch of a door handle or other daily used items around the house. This is instigated due to OCD perhaps. This is unhealthy and bad ...
24
votes
1answer
19k views

Is it dangerous to mix boiled and unboiled water?

There is a popular belief in Russia that mixing boiled and unboiled water (say, adding cold unboiled water to a cup of tea to cool it) can be dangerous for one's health, even if it is safe to drink ...
15
votes
1answer
4k views

Is it more hygenic to keep the lid down on the toilet after use?

I remember a bit of folklore that suggested it was more hygienic to put the lid (that's the lid on the seat) down after use. Is this the case?
69
votes
2answers
16k views

Do we need to brush our teeth?

While everyone is telling us that we should brush our teeth twice a day, the human species has evolved for several million years without any teeth brushing. Apes don't brush their teeth, and they don'...
71
votes
3answers
8k views

Is food still safe to eat within 5 seconds after being dropped on the floor (5 second rule)?

Today in the cafeteria my friend dropped a chicken wing on the floor and immediately picked it up and ate it. Afterward he claimed that the chicken wing was still safe to eat if it was consumed within ...
44
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1answer
2k views

Are many allergies caused by too much hygiene?

One hears it once in a while that many allergies are due to people overly concerned with hygiene. The rationale is that growing up in a near-sterile environment will leave your immune system confused ...
26
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1answer
1k views

Do modern toothbrush features remove more plaque than regular toothbrushes?

The Oral-B makes some claims about their Oral-B Pro-Health All-In-One: Oral-B Pro-Health All-In-One toothbrush has been clinically proven to remove more plaque than a regular manual toothbrush with ...
14
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1answer
3k views

Is it good to be germaphobic?

I have a friend (the same guy that believes calcium in water is bad for you) who is germaphobic. That is, he will avoid germs at any expense. For example, kitchen surfaces will be pristine, using some ...
16
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2answers
4k views

Does living clean weaken ones immune system?

In many places I have heard that living too clean weakens your immune system. For example, a Daily Mail article says: Evidence is growing that dirt and germs can protect against disease - and that ...
15
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2answers
2k views

Is washing your body too often bad for your skin?

This is not a question about washing your hair. It's about taking a shower too often - i.e. several times a day. I remember I read somewhere that, in this case, your skin lost good bacteria that ...
18
votes
1answer
19k views

Is chewing your finger nails as bad as licking a public toilet seat?

I've heard the above mentioned many times growing up that chewing your fingernails will expose you to more germs than to licking a public toilet seat. Apologies for the provacative title, but here ...
11
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2answers
368 views

Are disposable contacts unsafe beyond their recommended time limits?

My wife is fussing at me because I've been wearing the same pair of 2 week contacts for probably 4 months now. My experience thus far is to only replace if they either tear or develop irritation. The ...
7
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0answers
2k views

Coca-cola and open water swimming

I've heard it claimed that Coke helps prevent infections. The Independent Some open-water swimmers drink Coke after racing, both for the sugar rush and because it is said to neutralise harmful ...
2
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0answers
223 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 ...
36
votes
3answers
7k views

If I buy “flushable” wipes, can I flush them without problems?

I know they say "Flushable" right on the package, but are they? Do they break down fast enough to not cause problems in septic/sewer systems?
16
votes
1answer
31k views

Are there airborne poop particles flying around bathrooms?

I've heard claims of airborne poop particles that fly into the air everytime one flushes a toilet. Here's some examples: HERE someone states that flushing the toilet "aerosolizes" water/poop into the ...