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Questions tagged [placebo]

A non-active treatment used in clinical trials so the effect of being treated can be distinguished from the effect the active treatment being tested. Necessary because the effect of being treated often induces significant improvement even when the treatment has no demonstrable activity.

-1
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1answer
514 views

Did a prisoner die of needlestick injury when he was told that it was snake bite?

I read somewhere that there was a prisoner (facing death sentance) before 1950s on whose an mind experiment was conducted. Experiment: He was told that he will be killed by snake bite by a venomous ...
7
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0answers
292 views

Does Chinese astrology influence death rates?

In Joseph Henrich's book The secret of our Success he discusses the importance of culture as a factor in the rise to success of Homo sapiens. In chapter 14 he specifically discusses examples where ...
2
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0answers
202 views

How can a skeptic benefit from placebo effect? [closed]

Gullible people believe in every new alternative medicine miraculous treatment procedures. For every one of then, you don't need to go too far to learn that the efficacy is not different from placebo ...
20
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2answers
723 views

Are expensive placebos more effective than cheap placebos?

In a recent Undercover Economist column in the Financial Times (The Ig Nobel prizes: in praise of ridiculous research), Tim Harford mentioned that there has been a study showing that cheap placebos ...
34
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1answer
4k views

Is the placebo effect getting stronger?

There has recently been a row about the marketing of pain killers. The makers of Nurofen have been accused of selling the same formulation at different prices for different conditions and claiming in ...
1
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0answers
1k views

How effective is guarana for cognitive enhancement?

Borrowing from one of only two studies (1,2) I found on guarana: Extracts from the plant guarana (Paullinia cupana) feature as putatively stimulating ingredients in a number of foods, drinks and ...
3
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1answer
263 views

Is there a pressure point under the nose that can eliminate the urge to sneeze?

There's a pressure point under your nose that, if you press it, temporarily stops the sneeze reflex. http://tvtropes.org/pmwiki/pmwiki.php/Main/AntiSneezeFinger One of several places this is ...
12
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1answer
9k views

Have throat lozenges been shown to be ineffective?

I am currently suffering a sore throat. I have purchased some Betadine (gargleable iodine) which I believe and hope actually helps reduce the extent of the infection. At the risk of derision, I will ...
27
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4answers
2k views

Is the placebo effect dependent on the amount of belief in it?

For example, are people with habitually skeptical attitudes less likely to benefit from the placebo effect? Has this been studied? (For instance, one might seek a correlation based on professions ...
5
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1answer
285 views

Do placebos have an effect on ulcers

Do placebos have a measureable impact on healing gastric ulcers? On TED.com Ben Goldacre makes the claim: We know for example that two sugar pills a day are a more effective treatment for getting ...
8
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2answers
389 views

Is the placebo effect effective?

I've seen many studies comparing proposed cures to placebo, but what about any studies actually investigating the effectiveness of placebo effect itself? So, has there been any study as to the ...
36
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1answer
2k views

Can the placebo effect be observed in experiments conducted on animals or babies?

In a paper defending homeopathy, it is argued that the observed benefits of homeopathic treatments cannot be attributed to the placebo effect because the treatments elicit similar benefits when used ...
35
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1answer
8k views

Can I get high using binaural beats?

Some sites claim that you can get high using binaural beats: All I-Doser doses are tested by a panel of users who consider themselves experienced in binaural beat modification. A dose is not passed ...
34
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2answers
2k views

Did a nocebo study find that rashes could swap hands?

In an answer to another question, the following story was cited. Another interesting one that demonstrates both the placebo and nocebo effect in one study is a study done by Japanese researches on ...
67
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5answers
5k views

Is the placebo effect a purely psychological effect?

The placebo effect plays a crucial role in clinical trials and in our understanding of medicine, but I have always had some difficulty in understanding how exactly it works. Is it a purely ...