I wanted to share a few things discussed today in class. It's hard to just pick one, but I will have plenty more to write later. In Neuro class we started discussing the part of the brain that secretes Serotonin. In this discussion we learned that all information going to the brain has to go through a part called the Thalamus. It receives all information and sends it to the different parts of the brain necessary. There is a certain part of the Thalamus that inhibits, mainly in a normal setting telling the Thalamus to stop sending out the information. If this part wasn't there, information would constantly be going to the brain without stopping. It would be information overload. Or some call it ADD. Serotonin helps keep that part of the Thalamus functioning. Those with low Serotonin levels don't activate that inhibitory part of the Thalamus, creating too much information to the brain, making it impossible for one to FOCUS.
What helps increase Serotonin- two answers were given
- Pain- This is important. If there is any pain, one immediately becomes well aware, focused and alert due to release of Serotonin
- Activity- Movement is a big part. There is a dramatic increase in ADD, especially in children. It's not hard to see why. What are kids activities these days? The top of the list usually includes TV and video games. And then they go to school and expect to sit in a desk for 7 hrs. And the teacher and parents wonder why their kid can't concentrate. If our activities include things that don't involve alot of motion and alertness, our brain is going to compensate and decrease the release of Serotonin. No need to make it if we aren't going to use it.
I thought this information was very helpful in understanding the Neurological aspect of ADD. Is it always the cause? My last post on this subject, I did give some factors to ADD. Those do play a role as well, possibly triggering the decrease Serotonin levels. I did ask about Stress, in which he said he would lecture on it later, but stated that Stress plays an important role in ADD as well.
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