Neuroscience

Larger brains do not lead to high IQs

As early as 1836, the German physiologist and anatomist Friedrich Tiedemann, in an article in the Philosophical Transactions, expressed his opinion that "there is undoubtedly a connection between the absolute size of the ...

Neuroscience

Can sleep loss affect your brain size?

Sleep difficulties may be linked to faster rates of decline in brain volume, according to a study published in the September 3, 2014, online issue of Neurology, the medical journal of the American Academy of Neurology.

Neuroscience

Memory-related brain network shrinks with aging

Brain regions associated with memory shrink as adults age, and this size decrease is more pronounced in those who go on to develop neurodegenerative disease, reports a new study published Sept. 18 in the Journal of Neuroscience ...

Neuroscience

Having both migraines, depression may mean smaller brain

(HealthDay)—Migraines and depression can each cause a great deal of suffering, but new research indicates the combination of the two may be linked to something else entirely—a smaller brain.

Psychology & Psychiatry

Study finds how stress, depression can shrink the brain

Major depression or chronic stress can cause the loss of brain volume, a condition that contributes to both emotional and cognitive impairment. Now a team of researchers led by Yale scientists has discovered one reason why ...

Alzheimer's disease & dementia

Exercise can shield the aging brain, studies show

(HealthDay) -- Evidence is mounting that exercise provides some protection from memory loss and Alzheimer's disease, with three new studies showing that a variety of physical activities are associated with healthier brains ...

Addiction

Chronic cocaine use may speed up aging of brain

New research by scientists at the University of Cambridge suggests that chronic cocaine abuse accelerates the process of brain ageing. The study, published today 25 April in Molecular Psychiatry, found that age-related loss ...

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