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Tuesday, April 02, 2019

The emotion centre of the brain: why is mood so important? By Dr Genevieve Rayner (From Your Brain Health)

👉By Dr. Genevieve Rayner, Florey Institute of Neuroscience and Mental Health

“Somebody woke up on the wrong side of bed this morning.” You know that comment; the one that rarely makes you feel any more gracious towards the world (or the person saying it). At other times you might feel particularly gracious and sunny, for no reason at all.

Our mood is a transient frame of mind that influences how we think and view the world. It is influenced by events in our lives, the amount of sleep we get, hormones, even the weather. But what role does the brain play in shaping our mood?

The limbic system

Many regions fundamental to mood are buried deep in the most primordial parts of the brain; that is, they are thought to have been among the first to develop in the human species. This is probably because mood is evolutionarily important.

Being glum can be advantageous and has been shown to sharpen our eye for detail, for instance. But, overall, the brain seems geared towards maintaining a mildly positive frame of mind. Being in a good mood makes us more likely to seek new experiences, be creative, plan ahead, procreate and adapt to changing conditions.

The limbic system is the major primordial brain network underpinning mood. It’s a network of regions that work together to process and make sense of the world. (Continue reading)


From: Your Brain Health Blog
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