Questions tagged [iq-intelligence]

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Is there any intelligence in heart? [closed]

Is it correct to say that heart and brain both are center of intellect ? Has there been any scientific study done to prove that like Brain, Heart also has intelligence and there are heart-signals ...
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Does a higher IQ influence the 'high' of weed?

I'm not sure if this is the best place for the question, but it seemed like the appropriate board to ask on.. So, I'm not asking if Higher IQ= Smoking more weed or anything like that. I was just ...
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Is vigilance correlated to intelligence?

I found this study https://link.springer.com/article/10.1007%2FBF01447089 but it was about 'at-risk' children, and spoke of vigilance as something to do with paying attention. I'm thinking of ...
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1answer
149 views

Correlation between carbonated drinks and IQ

I was searching the correlation between drinking soft drinks and IQ, because I wanted to verify if countries that drank a lot of coke/soft drinks were more likely to have more intelligent populations (...
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1answer
66 views

Is it true that humans use 10% only of the brain on a regular basis? [closed]

The movie Lucy said that humans use 10%. I wonder if this is true, and if it is, how is it so. Also, where can we place those people with high and low IQs in terms of percentage of brain usage?
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What is the relationship between fluoride and IQ?

Have there been any studies that have investigated the effects of ingesting fluoridated drinking (esp. in high concentrations) on the intelligence (or IQ) of humans or animals? If so, have any such ...