--asks Sherman Quillwort from Milford, Utah.
Anticipating bad events gives researchers a peek into posttraumatic stress disorder.
People with memory complaints may be losing gray matter in their brains.
-- asks Roberto Morabito from Brooklyn, NY.
-- asks J. from Brooklyn, NY.
Studies suggest alcohol can sharpen mental function in older women.
Mysterious sleeping disorders make life a misery for those afflicted.
--asks Anonymous from Glendale, CA.
Men raise or lower the pitch of their voice based on how they view the dominance of another man.
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