Skeptics Stack Exchange
Skeptics Stack Exchange

Questions tagged [physiology]

Human physiology is the science of the mechanical, physical, and biochemical functions of humans in good health, their organs, and the cells of which they are composed. The principal level of focus of physiology is at the level of organs and systems within systems.

Human physiology is the science of the mechanical, physical, and biochemical functions of humans in good health, their organs, and the cells of which they are composed. The principal level of focus of physiology is at the level of organs and systems within systems.

Physiology is closely related to anatomy; anatomy is the study of form, and physiology is the study of function. Due to the frequent connection between form and function physiology and anatomy are intrinsically linked and are studied in tandem as part of a medical curriculum.

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Does watching pornography increase sexual performance in women?

I am referring to these lines: A recent study reported that increasing porn use is linked to decreased sexual performance in men and increased sexual performance in women. Big Think - Is watching pornography bad for men — but good for women? The…
Simon Park
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Does shaving your beard more frequently make it grow faster?

Possible Duplicate: If you shave or wax, will the hair grow back stronger or thicker? Some of my friends seem to have the same impression. Shaving daily your face seems to make hair grow faster compared to shave it only every 3-4 days. Is this…
Werner Schmitt
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Is Texas, a relatively warm state, one of the leading states in hypothermia deaths?

This April 11, 2019 article on National Geographic about lost hikers and survival rates states (emphasis added): In Herrington’s wilderness survival courses, he teaches day hikers to pack a puffy jacket for warmth, and a 55-gallon trash bag for…
Barry Harrison
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Is this 10 pack real?

I saw this video where a guy shows he has a 10 pack. Then in the comments people explain the human body only has 8 ab muscles. Some claim the bottom two muscles are implants. Can this be real, or does he actually have surgically implanted fake…
J.Todd
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Does eating burnt toast neutralize ingested poison?

A doctor told me today that eating burnt toast along with tea is a remedy for poison. Apparently the burnt part of the toast acts like activated charcoal and adsorbs the poison you've ingested, and the tea has some kind of chemicals that mix with…
Nav
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Did Einstein's brain weigh less than the average?

Many web-sites claim that Einstein's brain was smaller than average. For example, in this 2005 phys.org article: Einstein’s brain weighed only 1,230 grams, less than the average adult brain which weighs about 1,400 grams. However, this figure…
Lerner Zhang
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Can the size and shape of penis be enhanced permanently?

A very good friend of mine went to the UK for his master's two years ago. After his breakup and several hookups (via online dating sites), he told me that he is very depressed, especially after one of the people he met explained to him that even…
Janus Boffin
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Is a highly variable diet better than a steady one for human health?

Nicholas Nassem Taleb has argued that many systems become more robust when subjected to random shocks (a property he calls Antifragile in his book of that name). One of the systems he applies his thinking to is human bodies. He argues that we are…
matt_black
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Does men's testosterone increase with age?

It is generally thought that men's testosterone decreases with age. However, according to Des Tobin, Professor of Cell Biology at the University of Bradford: Surprisingly the levels of testosterone [in men] continue to increase with age up until…
EmmaV
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Does consuming foods rich in phytic acid prevent mineral absorption?

I've seen a lot of articles warning that consuming phytic acid can prevent the body from absorbing minerals. They recommend soaking beans, chickpeas, lentils and other phytic acid foods before cooking them. The Nourishing Home: How to soak grains…
Looft
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Do swimmers' lungs use oxygen up to 3 times more efficiently than an average person?

I've come across a statement which is the following : At their peak, swimmers' lungs will use oxygen three times more efficiently than an average person. First time I saw it was on wikihow's page on how to increase one's lung volume. But as I…
user35577
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Do Vacuum Constriction Devices (penis pumps) work 50-80% of the time for erectile dysfunction?

The authoritative WebMD site has an article Erectile Dysfunction: Vacuum Constriction Devices: A vacuum constriction device (VCD) is an external pump with a band on it that a man with erectile dysfunction can use to get and maintain an…
Graviton
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Does exercise affect the number of muscle cells?

Washington.edu reported that: Muscle cell number is affected by exercise level while young and elitefitness.com said: a trainee in the early stages of training would increase cell number Where an unreferenced page on wikipedia said the…
fals dikotame
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Does sleeping in a cold room reduce the risk of diabetes?

According to Elite Daily, there may be some health benefits to sleeping in a room at between 60-67°F (15-19°C) In particular, they cite Temperature-acclimated brown adipose tissue modulates insulin sensitivity in humans. to claim: lowering your…
ChrisR
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Do stress-protection deodorants work better for stress sweat?

Many deodorant manufacturers claim that they have products specifically targeted to prevent stress sweating, or "emotional sweating" as I have seen. Some examples come from Nivea and Vichy. Did you know that we sweat differently when we are under…
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