Skeptics Stack Exchange
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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 MTX treat Psoriatic arthritis?

Psoriatic arthritis is an auto-immune disease that is often treated with methotrexate (MTX). In my case, my doctors assure me that MTX is the right medication for this sickness. However, in the German wikipedia entry on psoriasis, it says that a…
npst
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Are women weak in religion and reasoning as compared to men?

When Prophet Muhammad compared men and women as follows in one of the hadith, which says women are weaker in reason and religious. While it is difficult to understand deficiency in religion I would like to know more about deficiency in reason. "I…
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Do electromagnetic fields affect stress and the fight or flight response?

ArmoredSkeptic said on a recent video about ghosts that: EM fields actually trigger our fight or flight response Is that true?
someonewithpc
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Are there diseases that correlate with an “endocannabinoid deficiency”?

There was a study published in Neuro Endocrinology Letters by Dr. Ethan Russo in 2004 that says many diseases being treated with cannabis correlate with an “endocannabinoid deficiency”, but I cannot read the study or find any more information about…
Cannabijoy
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Does carrying or consuming onions help to prevent heatstroke and/or reduce your body temperature?

Will consuming onions help to reduce your body temperature, or prevent heatstroke? Some common variations of this claim include applying onion juice to your skin, or even just carrying an onion in your pocket, hat, or even a bag (yes, that is…
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Does orientation relative to the Earth's magnetic poles affect humans during sleep?

So generally in India they told you, you should not put your head to the north and sleep. [...] Suppose you are anemic and you go to your doctor what does your doctor prescribe for you? Iron. So an important ingredient in your blood is…
Say No To Censorship
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Can you power a smartwatch by your body heat?

I stumbled across this indiegogo page for a new kind of smartwatch. It promised to that you never have to charge it because it will be powered by your body heat. Now i'm wondering, can you really generating enough electrical power by this for…
Smartis has left SO again
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Does not wearing a coat when it's "cold" out make you sick?

I live in Maryland, where today it was about 50°F. I have heard this before, but my parents told me to wear my coat outside at school because the cold would "make me sick." Is it really true that being cold gives you a cold?
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Pedometers / fitness trackers and setting stride length from your height - how accurate?

Looking at a couple of pedometer instruction leaflets, from different manufacturers, and spotted that they both suggest you can approximate your stride length from your height via the following formula: females = 0.413 * height males = 0.415 *…
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Does drinking beer help to cure a hangover?

It's been a long-known saying that drinking beer cures hangover. It is said that a hangover is your body craving for alcohol, so drinking a beer helps the body. Is it true?
Florian Margaine
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Do out of sync propellors make passengers more likely to be airsick?

In a multi-engine propellor-driven aircraft, propellor synchronization occurs when the two propellors are turning at the same RPM. Propellor synchronization eliminates beating. The purpose is for comfort of the crew and passengers. The claim I'd…
user5582
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How many days can you live without food?

I am a Malaysian. A few days ago, one of my country's political speakers claimed he didn't eat anything for 10 days, and he just survived by drinking water. This phenomenon really make me interested in how human can do that just by using the…
user1487217
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Alcohol good or bad?

I see moderate alcohol shows (supposed) benefits for health and long life. I am 42 and experienced a mid life crisis 4 months ago (initially a nervous breakdown). I am slowly getting better but stil have anxiety bouts. My life is now moving forward…
Trevor Roberson
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Do the number of myofibrils increase with exercise?

According to this website, the number of myofibrils in a muscle can increase with exercise: Thus, the muscle cells’ myofibrils will increase in thickness and number. I had a look on google scholar and I could find very limited evidence…
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Does your heart skip a beat when you sneeze?

Possible Duplicate: Does your heart stop beating when you sneeze? In this answer to the question Does your heart stop beating when you sneeze? it is stated that your heart can skip a beat when you sneeze? Is that even possible?
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