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17
votes
3answers
2k views

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 ...
10
votes
3answers
206 views

E-cigarette. Making liquid vs. buying liquid

I see more and more e-cigarette users around me making their own liquid instead of buying industrial products already assembled. They use exactly the same components (glycerin, propylene glycol, ...
11
votes
2answers
7k views

Can breaststroke be harmful for the back?

I heard many contradictory things related to the harm breaststroke can do to the back. (All during informal discussions. I have no references to include here, so my question). Some say swimming can ...
7
votes
2answers
215 views

Outcomes and risks of LASIK surgery

If an individual with poor eyesight undergoes LASIK surgery, will it return the sight exactly to normal? What are the risks of the procedure? Are there any side effects or complications to be ...
6
votes
1answer
150 views

Is there evidence that women feel cold faster than men?

There is a cliche saying that women freeze faster than men. Also, there have been several articles in health journals addressing this question. (e.g. this article: "Why women feel the cold more than ...
5
votes
3answers
214 views

How to tell the difference between not so serious wrist, finger, arm pain/strain/weakness and carpal tunnel syndrome?

Many people now a days, use the computer a lot. A very lot. I'm guessing it's normal to feel some slight discomfort, small pain regularly in your dominant hand, wrist, and/or underside of forearm if ...
5
votes
1answer
24k views

Took a daily prescription pill but vomited shortly after [closed]

Lets say a person is sick with the flu currently. They also take a regular daily prescription pill which should only be taken once a day. Scenario: Fred takes his prescription pill today, but then ...
6
votes
1answer
200 views

Naturally improve eyesight [closed]

Is there a possibility to improve the deteriorating eyesight naturally? If yes, how is it possible? If the eye sight continues to get worse, is there a chance of losing eyesight completely?
8
votes
4answers
4k views

Right wrist pain from using computer mouse [closed]

I'm Shimmy, almost 30ish, Male, 6', 158 lbs. I'm a heavy computer user and sit in front of my homedesk for long intervals (5-18h daily). I use the computer mostly for working with text (software ...
39
votes
4answers
2k views

Is eating spicy hot (pungent) food (hot chilli & peppers etc.) healthy or harmful?

I love all kinds of pungent food such as chili peppers etc., the hotter the better. I'd like to know, are there any significant dangers or benefits related to consuming them?
4
votes
2answers
199 views

Why does icing work best when applied shortly after tendinitis symptoms appear?

It is recommended to apply ice as soon as possible after tendinitis symptoms appear. Is icing quickly after the injury much more effective than after a while (e.g. a few days), and if so why? This ...
6
votes
2answers
722 views

What is the process for removing moles (cancerous or non-cancerous) from skin?

Moles are underneath or in the deeper parts of the skin I believe. Do they use lasers or something? How do they prevent or try to prevent scarring?
3
votes
2answers
211 views

Why are cortisone injections deleterious for tendons?

It is often recommended not get over around 2 cortisone injections for a tendinitis. Why are cortisone injections deleterious for tendons? I have crossposted the question at: http://qr.ae/TbMNEb
6
votes
1answer
459 views

Crohn's disease and naproxen

Naproxen has some side effects, for example: upset stomach, mild heartburn or stomach pain, diarrhea, constipation; But can it be responsible for ulcerative colitis or a Crohn's desease flare?
4
votes
1answer
98 views

Legal issues when using first aid techniques that require certification in foreign countries [closed]

I am a certified first responder in France, but laws and protocol may differ from a country to another. May I use the techniques I am certified for here in other countries without legal issues? I'm ...
12
votes
2answers
3k views

What are the health tradeoffs between eating while standing vs. sitting vs. in reclining position?

Is it better to stand or sit when eating? If it is better to sit, what posture should I go for?
8
votes
3answers
453 views

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 ...
12
votes
1answer
366 views

How does LASIK (laser eye surgery) work?

LASIK, or laser eye surgery, is a surgery which reshapes the cornea to correct sight problems (e.g. short sighted, long sighted, astigmatism). Why can laser (which is simply light) reshape the ...
8
votes
1answer
139 views

Is eye patching effective for older children with amblyopia?

Parents of young children with amblyopia are often advised that vision in the weak eye can be improved by covering the healthy eye with an eye patch for a couple of hours every day. At what age does ...
22
votes
3answers
428 views

Why is sitting for long periods unhealthy?

Discovery called sitting "the new smoking", and while this is somewhat hyperbolic, there seems to be hard data that indicates sitting (e.g., at a desk) for long periods of time is unhealthy (1, 2). ...
36
votes
2answers
1k views

Does the lack of sleep affect my health?

In the past month, I've been really busy with the university and stuff, and I don't sleep as much as I used to. I usually sleep 4-5 hours a night. I haven't been doing that extensively ( I always ...
6
votes
1answer
272 views

How can I treat calluses on my palms?

I've been going to the gym for about a year, and because I didn't wear gloves at first, I developed some calluses on my palms. They don't hurt much, but aesthetically, they aren't the most beautiful ...
27
votes
3answers
7k views

Why do doctors prescribe steroid tablets even though they know the side effects?

Sometimes doctors prescribe steroid tablets to suppress pain for diseases, such as arthritis. Why do they prescribe it even though they know the side effects?
16
votes
2answers
481 views

Why is natural sugar healthier than refined sugar?

The WHO recently published this recommendation regarding sugar consumption: Keeping intake of free sugars to less than 10% of total energy intake reduces the risk of overweight, obesity and tooth ...
10
votes
1answer
42k views

Is using urine to clean a wound better than non-sterile water?

I have heard that if you are in the wilderness and need a sterile fluid to rinse a wound, urine is an acceptable choice. Sometime ago this topic came up while discussing emergency treatment. It was ...
13
votes
2answers
851 views

Natural ways to stop/delay hairloss?

I'm 28, male, and the hair above my forehead started to fall about 2 years ago and my scalp is finally starting to shine out. I believe this has to do with genetics etc. but still, are there any ...
13
votes
2answers
901 views

What are the health benefits and risks of ingesting Aloe vera?

Aloe vera seems to be everywhere these days, especially in skin products. However you can also buy Aloe vera gel intended for human consumption and food items that contain Aloe vera. A study by ...
6
votes
2answers
581 views

How to handle cold in summers with nose bleeding issues?

I have a nose bleeding issue from childhood when my body heat gets too high. This can happen from weather, or food like almonds, raisin, dates etc. But I've gotten a bit of a cold during recent ...
6
votes
1answer
11k views

How cold can an asthmatic's drinking water be?

For an asthmatic, drinking cold water can apparently trigger (or worsen) an asthma attack. (See here for example.) How cold is cold water for this purpose? I'm trying to find some threshold, between ...
2
votes
0answers
83 views

Can electronic device help with glaucoma? [closed]

Retinal implants have been used in retinitis pigmentosa to restore some vision when the optic nerve is still intact, and experimental cortical implants when the optic nerve is damaged. Are these ...
4
votes
1answer
221 views

What are the general causes of migraine and how can it be treated

what are the general causes of migraine and What is the best way to identify the root cause of migraine? There seem to be a significant percentage of population suffering from migraine but still I ...
6
votes
2answers
276 views

What are the symptoms of Migraine and how to categorise into severe or mild etc

How to identify if someone suffers from migraine? and how is the migraine categorised ie whether it is severe, mild etc?
15
votes
3answers
246 views

When to stretch as a sportsman

I've been hearing lots of contradictory message about stretching in relation to sports. Some says that it's no use to stretch muscle before practicing physical activities while others always do it. ...
10
votes
1answer
9k views

How exact are the times for how long to wait between pills? [closed]

A 120mg pill of Sudafed (Pseudoephedrine hydrochloride), for example, lasts for 12 hours. You are not supposed to take another Sudafed pill before the 12 hours are up. How exact is this 12-hour limit?...
16
votes
2answers
72k views

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?
10
votes
1answer
458 views

Does CO2 laser treatment work well with acne scars?

Several dermatologists says that CO2 laser treatment is still the best solution for acne scars. Does CO2 laser treatment provide a smooth skin or just mitigate these scars? What are the side effects ...
6
votes
1answer
103 views

Is there a complete cure for Limited Scleroderma?

One of my cousins is diagnosed with Limited Scleroderma. Is there a complete cure for it? If not, are there any suggestions on reducing the pain and lead a normal day-to-day life? A wide range of ...
9
votes
1answer
284 views

What causes elevated liver function tests in a young asymptomatic patient?

What are the possible causes and most probable causes of raised liver function tests (in particular AST and ALT) in an otherwise healthy, asymptomatic, young adult?
10
votes
3answers
6k views

Fasting blood glucose and Hemoglobin A1C not valid for athletes?

I've been a competing athlete, mostly in endurance sports for nearly 45 years now. As part of military and other physicals, I have had blood glucose levels come back several times with high levels, ...
18
votes
4answers
1k views

How should ovo-lacto vegetarians compensate the lack of meat in their diets?

An ovo-lacto vegetarian includes both eggs and dairy products in his diet, but meat is completely excluded. In a regular non-vegetarian diet, meat is very important and provides many benefits if ...
15
votes
2answers
1k views

Why does whooping cough last so long and can the duration of cough be reduced?

Whooping cough is a chronic cough resulting from an infection with the bacteria Bordetella Pertussis. The cough resulting from the infection may last several weeks, and as such whooping cough is ...
7
votes
2answers
7k views

How to reduce apnea/hypoapnea events?

When using a machine (such as CPAP, APAP, BiPAP) to help control sleep apnea, is there anything that can be done to help lower your AHI (apnea-hypoapnea index; the number of sleep apnea events per ...
14
votes
2answers
2k views

Do carrots actually improve eyesight?

I've heard that carrots help improve eyesight, but the sources are pretty unreliable (TV shows, mostly). Are there any studies that prove (or show good evidence) that carrots improve eyesight? Or is ...
10
votes
2answers
248 views

Are there proven natural treatments to kill acne-causing bacteria?

I ask about natural options that specifically kill bacteria in acne. These options should be interchangeable with conventional antibiotics. Medicine such as topical retinoids don't answer this ...
10
votes
2answers
393 views

Is it possible to reverse the skin cell damage caused by sunlight by taking appropriate vitamins?

Of course it is said that vitamins C and E are good for skin, but I would like to know if it is actually possible to reverse any of the skin cell damage i.e. sunburn, skin aging, melanoma caused by ...
8
votes
1answer
152 views

How safe are backboards?

I have heard a fair amount of talk recently about how safe the long spine boards frequently used by EMS personnel after falls and car accidents are. How many - if any - studies have been done on this? ...
6
votes
1answer
3k views

For long-term use: Non-Alcoholic Mouthwash vs Saltwater [closed]

Foreword: Please beware that I ask this question only for mouthwash with NO alcohol whatsoever; so please omit alcoholic mouthwashes (which can cause cancer). Since my grandmother continues to ...
12
votes
1answer
181 views

Are essential oils good disinfectants?

This study seems to indicate that some plant essential oils have antibacterial properties: In vitro antibacterial activity of some plant essential oils (BMC Complementary and Alternative Medicine) ...
8
votes
2answers
660 views

What topical applications can assist wound healing and prevent scarring?

I have used vitamin E to help prevent scarring. Are there any other topical applications that can assist wound healing and prevent scarring?
28
votes
2answers
38k views

Why do I feel shaky after only a small amount of caffeine?

I like coffee, but caffeine seems to 'wire' me much more extremely than most other people. I feel energized or even shaky after less than half a normal cup, and a whole 8 ounces will usually cause me ...

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