Most Popular
1500 questions
19
votes
1 answer
Medical professionals referring to 'left' and 'right': are they referring to my relative directions or theirs?
Given that they're facing me and I'm facing them.
Excerpt from radiologist report:
... there is narrowing of the left neural foramen in comparison to the right ...
but whose?
Additionally:
Is there an international standard for this?
Does this…
T M
- 293
- 1
- 2
- 7
18
votes
1 answer
Does blood donation reduce the risk of cardiovascular disease?
While answering this question about the possible detrimental effects of iron deficiency caused by frequent blood donation, I was reminded of a theory I heard long ago about a possible benefit of mild iron deficiency for reducing cardiovascular…
Susan
- 4,406
- 1
- 24
- 42
18
votes
2 answers
How can I boost my immune system?
There are a lot of products, foods, and activities that claim they "boost" the immune system.
I've heard good things about yogurt, probiotics, superfoods, herbs, oils, supplements, acupuncture, yoga...
7 Ways to Boost Your Immune System for Cold…
Nate Barbettini
- 5,107
- 2
- 25
- 55
18
votes
1 answer
Does sugar cause children to become hyperactive?
When I was younger, I was told not to have too much sugar (candy, soda, ice cream - anything sweet really) because I would get too hyper and I wouldn't be able to sleep at night. I never really felt very affected by sugar, but I have seen people…
michaelpri
- 7,739
- 4
- 42
- 61
18
votes
3 answers
Why will there be vaccines first before a cure for COVID-19?
I found this link on the internet:
70 vaccines are getting ready for coronavirus: 3 very promising
Why is it that there will be vaccines before a cure? Shouldn't it be the other way around? What is the reason for the vaccine first then the cure?
user19521
18
votes
3 answers
Why am I advised not to eat immediately before exercise?
It is commonly said that, after eating, you should wait 2-3 hours before exercising. It isn't recommended to eat and right afterwards to exercise (or swim).
But I haven't really understood why that is. Does this bad behavior affect me immediately…
Shevliaskovic
- 1,840
- 18
- 24
18
votes
2 answers
Will eye floaters ever disappear?
According to wikipedia on eye floaters:
Floaters are often caused by the normal aging process and will usually disappear as the brain learns to ignore them.
Even if this might be the case for very small floaters, what about larger ones that cannot…
Marco A.
- 289
- 1
- 4
- 6
18
votes
1 answer
What is the likelihood of contracting genital HSV1 through oral sex?
I know genital HSV1 can be contracted from unprotected oral sex, but what is the actual likelihood? For example, what is the likelihood when the partner is asymptomatic vs symptomatic, and what is the likelihood if the person contracting it has…
user685
- 181
- 1
- 3
17
votes
1 answer
Sex as a generic medical treatment modality?
Sex therapy (including clinical, licensed sex itself) is a treatment option for sexual health issues - when there are problems and goals pertaining to sex itself.
Sexual health tends to be studied from the angle of being on the 'receiving' end of…
Treatment
- 171
- 2
17
votes
2 answers
Why does my antibiotic make my urine yellow?
When I was given antibiotics for fever by my doctor, I noticed that my urine is unusually yellow. Why is that?
kathy
- 751
- 1
- 7
- 16
17
votes
3 answers
Does 3500 calories really equal a pound?
If you are attempting to lose weight via dieting and/or exercise, you will see this number EVERYWHERE on the internet.
If you create a deficit of 3500 calories you will lose one pound, as simple as that.
But is that really true?
Surely there are…
Aequitas
- 752
- 2
- 5
- 15
17
votes
3 answers
Oxygen saturation value of smokers
A person's O2 saturation, when measured in ambiant air at sea level with a pulse oxymeter (SpO2), is considered as normal between 95 and 100%.
I've read (non-sourced Wikipedia FR fragment, no mention of this in Wikipedia EN) and heard (informal…
Shlublu
- 2,260
- 2
- 19
- 37
17
votes
2 answers
Does frequent showering change the amount of oils our skin produces?
The skin produces natural oils, but when we shower, we remove those with water and wiping down. I'm wondering if our bodies adjust to the constant showering by producing oils faster. Sometimes, if I shower every day for a week, and then stop for a…
Dave Liu
- 4,876
- 1
- 21
- 55
17
votes
5 answers
Is exceeding the US RDA for vitamin C dangerous?
When I travel I take vitamin C supplements. The product I use has 1000 mg of vitamin C. When traveling I take multiple doses every day. This way exceeds the US RDA of 90 mg for adult males. Is it bad to take too much vitamin C?
StrongBad
- 1,452
- 10
- 21
17
votes
2 answers
Side effects of genetically modified food products
We are genetically modifying crops to change the way they look, to produce more out of less, or to make them resistant to certain diseases; they are subsequently being consumed by humans and animals.
What, if any, are the side effects or harmful…
Akshay Vasu
- 3,354
- 1
- 21
- 41