What are the effects of guarana?

Guarana is actually a small fruit about the size of a coffee bean. It is native to the Amazon basin. It contains three times the amount of caffeine as does coffee beans and it is often used in...

Please specify. Psychological effects are any effect that an ingested substance has on your cognition. If it makes you think differently, see differently, hear differently, etc, that's a...

you can have all sorts of effects like paranoia, blood pressure, aggression, high body temperature, cravings(addiction) loss of sence giggling fits, panic attacks, suicide, and anxiety

I know the substitution effect. Here is an example. Let's say you are a pizza shop owner, and the price of Italian Cheddar cheese goes up. You would have to substitute the Italian cheddar cheese to...

A psychological phenomenon whereby people do something primarily because other people are doing it, regardless of their own beliefs, which they may ignore or override. The bandwagon effect has wide...