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1500 questions
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Why after 140 years, is the primary surgical treatment for gallstones to still just chop out the gallbladder?

The practice of completely cutting out the gallbladder to "cure" gallstones goes back to 1878 when it was first successfully performed, and which is nearly prehistoric times in medical history and technology. Indian Journal of Surgery, Vol. 66, No.…
Dale Mahalko
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Why is it not possible to get HIV by touching a contaminated surface?

I was wondering if one could get HIV from basically touching a surface which has had viral DNA extract, serum, or blood on it; and then touching their (bleeding) pimple or acne, or any other open area of the skin. From what I've seen, the answer is…
Penny R.
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Why do different pain killers have different effects on people?

I've noticed some pain killers working great for me, while other have no effect. Works for me Aspirin APC † Naproxen Doesn't work for me Paracetamol Diclofenac Tramadol I doubt there is much of a placebo effect at work, since most of these…
SQB
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What ingredients in this list are causing my hands to get warm? (improve circulation to my fingers)

EDIT: scroll down towards the bottom towards the bottom for my answer. Its thoracic outlet syndrome. If I do certain stretches it goes away. Its an issue related to my bad posture and nerves getting pinched (from sitting in front of a computer the…
Hercslure
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Intermittent Fasting: Why is exactly *zero* calories special?

Is there something special about exactly 0 calories vs 1 calorie? When researching Intermittent Fasting, the "magic" seems to come from the body's response to insulin dropping and its response to secrete glucagon, causing glyconeolysis, catabolism,…
iAdjunct
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Digestion and absorption of large scale protein structures

In school we learned that all ingested proteins are digested via denaturation and breaking up the larger macro-structure into peptides and amino-acids so small that they can be absorbed and which are then re-used by the body for what ever it needs…
LаngLаngС
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Can cold drinks be taken with or after meals?

I see many people drinking cold drinks (icy cold) during or after meals. A Google search gives links saying that drinking cold drinks or water during or after meals is harmful [1]. However, there is another article which also refutes an argument…
Ruchir
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How far away from a highway should I live to avoid negative health effects?

Many articles on the internet claim that living near highways can be harmful to one's health. Here is an example: https://www.thestar.com/news/canada/2017/01/05/living-close-to-high-traffic-roads-raises-dementia-risk-study.html All told, cursory…
Stephane Beniak
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Is it possible to have diabetes for about 9 months without knowing it?

Is it possible to have diabetes (type 1 or 2) for about 9 months without knowing it ?
user536201
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Are dairy products effective sources of calcium?

Tradition says that dairy products are good sources of calcium just because they have it; while some modern studies (see below) show that protein digestion produces acidic environment, and body uses calcium from the bones to re-establish the correct…
Attilio
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Side effects of smoking cessation

It's been a year since I quit smoking, but this year has been one of depression and counter-productivity at work. Is it common to experience things like this? If so, how long should it last?
urmurmur
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Increase immunity to common cold and cough

What are some home remedies (preventive) that I can try on a regular basis to increase my immunity to common cold? I get it way too often, almost once every couple of months. Sometimes it is viral and goes away (although the cough lingers), other…
Victor
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Does vitamin D supplementation fully replace sun exposure to avoid vitamin D insufficiency?

I read on {1}: the optimal strategies to achieve and maintain vitamin D adequacy (sun exposure, vitamin D supplementation or both), and whether sun exposure itself has benefits over and above initiating synthesis of vitamin D, remain unclear. {1}…
Franck Dernoncourt
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How do topical steroid withdrawal relate to adrenal insufficiency?

In the International Topical Steroid Awareness Network (ITSAN) website, there is a list of symptoms that relieve after you discontinuing topical steroid. I will list here some of them: Signs and symptoms of topical steroid withdrawal Skin flushing…
Ooker
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How to tell if the common cold has turned to an infection

I am very susceptible to the common cold. I get it at least 2 - 3 times a year. Sometimes it goes away in a couple of days, sometimes it develops into a nasty throat/lung infection with an awful cough and I need to take inhalers. I have no asthma in…
Victor
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