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2
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0answers
47 views

Why are cats attracted to catnip?

According to wikipedia, the active substance is nepetalactone ($C_{10}H_{14}O_{2}$) which has weak sedative, antispasmodic, febrifuge, and antibacterial effects in human. Ok, but why are cats so fond ...
1
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0answers
26 views

Can Opioids Attenuate some of the symptoms of Psychosis?

Can Opioids Attenuate some of the symptoms of Psychosis? I ask because there's a dead link on the Wikipedia page http://en.wikipedia.org/wiki/Opioid_dependence#Causes that's meant to support the ...
3
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1answer
1k views

Can a person become addicted to tea?

Can one become addicted to tea like coffee addicts or smokers? I heard there are some common substances in tea and coffee, do they cause addiction?
5
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2answers
158 views

Why do the brains of cocaine-users shrink faster than the brains of non-cocaine users?

http://news.sciencemag.org/sciencenow/2012/04/cocaine-may-age-the-brain.html?rss=1 Cocaine-dependent individuals showed a significantly greater-than-normal age-related decline in gray matter in ...