Is struggling with weight a “Second Brain” problem?


The Hunger Games of The Second Brain
– from Knowing Neurons

a hand-crafted reblog adding to the Brain-Based Series
Madelyn Griffith-Haynie, CTP, CMC, ACT, MCC, SCAC

Gut Feelings

Most of us know what it means to have “a gut feeling” – whether it feels intuitive in nature, or a queasy feeling in reaction to something negative or disgusting.  We tend to feel it in the solar plexis or below.

Many of us consider this “gut feeling” idea a metaphor – or believe that the brain in our head sends signals to the gut that produce these feelings.

Not exactly.  Your gut actually has a brain of its own (of sorts).

The nervous system that lines your gut, the enteric nervous system (ENS), is popularly called the “second brain.” This complex network of over 100 million neurons along the gastrointestinal tract works independently of any commands from the brain!

How it Works

The ENS manages the body’s digestive system using the same functional machinery as the brain – a network of neurons, neurotransmitters and proteins. The ENS plays an important role in governing food habits via bidirectional communication with the central nervous system (CNS).

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