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1500 questions
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1 answer
When is PCP prophylaxis necessary in non-HIV patients?
Pneumocystis jiroveci, the cause of Pneumocystis pneumonia, was mainly a disease that was associated with HIV. However, immunosuppression as a result of the treatment of various inflammatory diseases such as giant cell arteritis, granulomatosis…
Graham Chiu
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Is eating one meal a day healthier for the body?
I'm not going to try doing this, as I eat 6 meals a day, about 4000 Kcal in total. But since dinner for me is about 2000 Kcal and that's about what normal people eat during the whole day, it should be possible for most. Not only that, it used to be…
Count Iblis
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Olive oil - healthy as a substitute, or in its own right?
There are many articles about extra virgin olive oil being healthy - for example here. This implies, at least, that replacing other fats in the diet (such as butter or other vegetable oils) with olive oil is beneficial. But is olive oil also…
Bennet
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Should people with tachycardia avoid caffeine?
Well, caffeine increases the resting heart rate. If the resting heart rate of a person with tachycardia is 110 bpm, it may increase to 125 bpm after consuming 200 mg caffeine. My questions: Is having a constantly high resting heart rate (because of…
asmani
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6
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Does early exposure protect against developing allergies later on in life?
I recently read a few papers (here and here) that concluded that children exposed to peanuts before 1 year of age were less likely to develop peanut allergies later in life than children who were not exposed to peanuts.
Is this backed up by further…
Nate
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3 answers
Can a otherwise healthy person request a "do not resuscitate" order?
In NY State, in the USA, If an otherwise healthy person has a do not resuscitate order and has a heart attack and the ambulance comes, will they just let him die like that? Or is do not resuscitate only applicable to terminally ill people?
larry909
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Is Nexium a Nitrate?
I take Nexium for acid reflux and I just got some C4 Mass Preworkout powder. On the casing of the C4 it says "Do not take ... if you're on nitrates for chest pain"
I didn't think that was what I was on, but later that night my chest was on fire and…
Jaken
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1 answer
How to accurately monitor hair loss?
I've been using Minoxidil for a while, and I just stopped recently. I couldn't see a difference in hair loss while taking a shower. But how can I be more certain about the change in hair loss? Pulling hair to see how strong they are?
asmani
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Why should I fast before taking blood tests?
This always puzzled me. Not only because it is a nuisance, but also because I cannot understand it.
Whenever I have to take a blood sample to run some tests on it, I am always told not to eat anything for about 12 hours before the test.
That makes…
Luan Nico
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1 answer
How can there be a level of HIV viral load that will make infecting others impossible?
I just read about a court case where someone was acquitted for "being dangerous to the surrounding" by having unprotected sex when diagnosed with HIV.
The reasoning was that since this person was medicated, (s)he had too low levels of viruses to be…
d-b
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Why not use epinephrine in heart failure?
In a situation where a patient's heart isn't strong enough for surgery, why isn't it common for a doctor to give the patient epinephrine before the surgery? Do the effects of epinephrine not last long enough, or have potentially harmful effects in…
Calvin Higdon
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6
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1 answer
What is this noise I see when I close my eyes?
I wonder what is this color noise I see when I close my eyes. The visual field is black but there is definitely some subtle color noise which I can "see." I wonder where it comes from.
mechanicious
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6
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1 answer
Is salt bad for kidneys?
I heard from the street that salt is bad for kidneys. But I heard from others that all salt does is pick up blood pressure, which can cause damage to the kidneys.
My question is if salt is bad for someone with low blood pressure but has kidney…
urine
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votes
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When doing static (traditional "lean and hold" type of stretching), how long should we hold the stretch?
I was doing some muscle stretching after my daily run (the idea is to stretch to have flexible muscles) and it got me to think: is there a minimum amount of time required for the stretch to be effective? Is there a maximum time, in which past that…
NPN328
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Weight gain as a function of calorie intake minus calorie consumption
If we neglect the effect of dehydration and BM, then is weight gain a one variable function of calorie intake minus calorie consumption? If yes, how many grams one would gain for excessive 1000 calories? If no, what other factors are involved?
asmani
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