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Is opening the chest cavity still considered dangerous to the spread\growth of disease?

Talking to relatives, it sounds like it was once believed that opening the chest cavity generally caused the spread and growth of diseases such as cancer because of the introduced oxygen into the area. I couldn't find much information suggesting…
JeopardyTempest
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Blood donor restrictions (Mad Cow Disease) in Australia/France for people who lived in Britain, is it justified?

I have found out recently that in Australia and France you are not allowed to give blood if you spent more than one year in the UK between 1980 and 1996 because of mad cow disease. I am wondering why? and if it is reasonable to have this restriction…
since095
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Pop: How much is too much?

I'm 37, badly overweight, and have been for a long time. One of my weaknesses has been pop - normally Pepsi or 7Up - and I'm trying to seriously cut back. So how much is too much? For most of my life I've drunk at least a can a day, often two cans…
Werrf
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I haven't been truly hungry in a few years

I am starting to get a little concerned about something. I haven't felt truly hungry in a few years. I just eat because after a day or two of not eating I feel like the nutrients are necessary for my body, but it's not because I'm hungry. Just a…
user469
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What happened to all the centers for hiatus hernia?

I have been doing much research for years on the esophageal hiatal hernia. I found exactly one paper on-line (from the US military, I believe, I cannot relocate it) that mentioned in passing that there were dedicated hiatal hernia treatment centers…
user6801
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Minimum Salt Intake

I am researching salt intake for the elderly. According to WebMd (http://www.m.webmd.com/a-to-z-guides/news/20100624/90-percent-in-us-get-too-much-salt-5-foods-blamed) Americans on average should get a maximum of 1500mg sodium = .75 teaspoon…
Rhonda
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Normal for menstruation blood to be brown/black at the start?

Lately, in addition to the more intense abdominal pain than usual, my period is manifesting itself in dark brown/black (tarry-like) blood from the start and staying like that for almost 5 days until it finally turns the bright red. Is this…
Pills N Pillows
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Is all protein the same?

I've been experimenting with different sources of protein for the past few weeks. I've tried lentils, almonds, split peas, tuna, chicken, ground beef, and eggs. I carefully portion things out so that I eat around 30 g of protein a day. That's 1cup…
x0a
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What's the best body position for measuring the blood pressure?

Does the position of my arm and body matter? If yes, then how? What's the best body position for measuring the blood pressure?
Aquarius_Girl
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Why does the package leaflet of Ferrograd C advise not to use in the first 13 weeks of Pregenancy

When looking at the advice for iron supplements in pregnancy its seems to be safe if needed, but in all that information the line "Do not take Ferrograd C tablets during the first thirteen weeks of pregnancy appears" why is this? and possibly why is…
user1605665
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Are all sugars detrimental to health when consumed in the quantity of common processed foods?

Are fructose, glucose, and high fructose corn syrhop all damaging to health if consumed in portions common to processed foods? I hope for some clarification on what types of sugars are not found in nature and which are synthetic and damaging to…
201044
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Infrared light therapy for menstrual pains?

My wife often has menstrual pains that knock her down for 1-2 days every month. She uses heat packs to make it bearable. I saw an infrared light on special offer earlier today and considering buying it for her to see if it helps. Wondering if that…
Rob de Jonge
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Database with diseases and symptoms?

Is there a database with diseases and symptoms? I imagine something like being able input symptoms and getting a list of appropriate diseases?
Yaroslav
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Why aren't there any competitors in the market for epi-pens?

We've seen recently that the price of epi-pens has been jacked up six-fold due to one company having a monopoly on the market. Medically this is quite important as anaphylaxis can kill in seconds. My question is: Why aren't there any competitors…
hawkeye
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Puncturing a vein vs. an artery

I was recently with my grandmother at the Emergency Department because she had difficulty breathing. After the clinical examination by a doctor, she received both an artery and a vein puncture. Why is it necessary to take blood from a vein and an…
Becky
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