How the brain functions is still a black box: scientists aren’t even sure how many kinds of nerve cells exist in the brain. To know how the brain works, they need to know not only what types of nerve ...
A major challenge in biology is understanding how a single genome can give rise to an organism comprising hundreds of distinct cell types. Much emphasis has been placed on the application of ...
Data sources Cochrane Central, PsycINFO, Embase, Medline and CINAHL. Eligibility criteria Peer-reviewed, randomised controlled trials, in English (1990–present), which examined the effects of exercise ...
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