Since mental health problems are estimated to affect some 10% of the world’s population, it stands to reason that if you don’t suffer from depression, anxiety or bipolar disorder yourself, you are probably close to someone who does. So you might be pleased to read about a new finding that could eventually lead to a whole new approach to treating this group of common mood disorders.
The finding is that a tiny scrap of RNA – a microRNA that works in the brain – acts as a sort of mood regulator. It works something like the needle in a steam valve. Mice that had high levels of this particular…
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