Add Yahoo as a preferred source to see more of our stories on Google. When you’re learning something new, your brain is using acetylcholine, a neurotransmitter that has been shown to be deficient in ...

Having your head in the clouds is often linked to lovesickness, but it’s also the best way to describe the fuzzy, floaty feeling of mental sluggishness-- when your brain refuses to process thoughts ...

With age comes a natural decline in cognitive function, even among otherwise healthy adults without dementia. A new study finds that a cognitive training program may boost production of a brain ...