Psychology & Psychiatry

Brain study connects cannabis, oxygen changes

New research from the Center for BrainHealth at The University of Texas at Dallas reveals that levels of THC, the psychoactive ingredient in cannabis that leaves a euphoric feeling, directly correlate to changes in how the ...

Health

Highest cannabis users are Australians

(PhysOrg.com) -- A new Lancet paper co-authored by a UQ researcher states that Australians are the highest cannabis users in the world, only matched by USA and New Zealand.

Medications

Methamphetamine prices drop to record low

The price of a gram of methamphetamine has dropped to record lows in three North Island regions, while many South Island regions are also reporting substantial declines in prices for the drug.

Psychology & Psychiatry

Formation of habitual use drives cannabis addiction

A shift from brain systems controlling reward-driven use to habit-driven use differentiates heavy cannabis users who are addicted to the drug from users who aren't, according to a study in Biological Psychiatry: Cognitive ...

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