Intelligence - nature or
nurture? Researchers find a gene for intelligence and also that a
bigger brain matters, yet other recent articles show how
motivation affects learning.
Chronic drinking increases levels of stress hormones, leading to neurotoxicity
Alcohol consumption, withdrawal, and abstinence can all raise stress hormones in humans and animals. A review has described how stress hormones called glucocorticoids are associated with neurotoxicity during abstinence after withdrawal from alcohol dependence. Glucocorticoid receptor antagonism may therefore represent a pharmacological option for recovery.
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