Alzheimer's disease & dementia

Insulin resistance may lead to faster cognitive decline

A new Tel Aviv University study published in the Journal of Alzheimer's Disease finds that insulin resistance, caused in part by obesity and physical inactivity, is also linked to a more rapid decline in cognitive performance. ...

Neuroscience

Scientists show cognitive enhancing drugs can improve chess play

The first study to both show and measure the effects of cognitive-enhancing drugs such as modafinil, methylphenidate (best known under the trade name Ritalin), and caffeine, on chess play is being published in the March edition ...

Neuroscience

Education does not protect against cognitive decline

A European-wide study published today in the journal Neuroepidemiology has found that whilst older people with a higher level of education have better memory function, it does not protect them from cognitive decline as they ...

Neuroscience

Deep brain stimulation may not boost memory

Deep brain stimulation (DBS) of areas in the brain known to be involved in making memories does not improve memory performance, according to a study by Columbia University researchers published December 7 in Neuron. The study ...

Neuroscience

Hormone causes decline in cognition after social stress

How does stress influence our cognitive performance? This is an issue scientists at the Max Planck Institute of Psychiatry in Munich have been dealing with. For the first time, they have identified a brain mechanism that ...

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 ...

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