cetus

Seeing Enlightenment From A New Perspective

64 posts in this topic

On 10/31/2016 at 10:08 PM, cetus56 said:

For whatever reason we are rewiring the way our brain works. I think most of us would agree with that.

We are rewiring the way our brain works but meditation is much more than that. Beyond mind, there is an awareness and there is no experiment up to now which has found any center in the brain which corresponds to awareness.

Meditation is to make you aware of all that is mind and disidentify yourself with it.

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4 hours ago, Prabhaker said:

Meditation is to make you aware of all that is mind and disidentify yourself with it.

@Prabhaker During meditation some regions of the brain become less active and others more active. Here is a snapshot of some of the research on the subject I found yesterday. What you refer to here seems to be due to a decrease in the Default Mode Network (DMN) which corresponds to a decrease in size of the Amygdala, Could it be that meditation quiets it's activity? Or that 5meO-DMT shuts it down completely?  All this really does deserve more research.  *Of course none of this research has anything to do with the "spiritual" side of this but more as the ability to transcend the mind.                                                                                                                                                                                                                                                                    Not too long ago, most of us thought that the brain we’re born with is static—that after a certain age, the neural circuitry cards we’re dealt are the only ones we can play long-term.

Fast-forward a decade or two, and we’re beginning to see the opposite: the brain is designed to adapt constantly. World-renowned neuroscientist Richie Davidson at the Center for Healthy Minds at the University of Wisconsin-Madison, along with this colleagues, want us to know three things: 1) you can train your brain to change, 2) that the change is measurable, and 3) new ways of thinking can change it for the better.

We can intentionally shape the direction of plasticity changes in our brain. By focusing on wholesome thoughts, for example, and directing our intentions in those ways, we can potentially influence the plasticity of our brains and shape them in ways that can be beneficial. That leads us to the inevitable conclusion that qualities like warm-heartedness and well-being should best be regarded as skills.

Davidson adds that research on neuroplasticity gives neuroscientists a framework for tracking meditation research. And CIHM is beginning to see that “even short amounts of practice,” like 30 minutes of meditation per day, “can induce measurable changes in the brain” that can be tracked on a brain scanner.

Based on recent research, I’ve chosen to share four ways your brain may change when you practice mindfulness:

Increased Grey Matter/Cortical Thickness in the following key areas:

• Anterior Cingulate Cortex: Increased grey matter changes were noted in the anterior cingulate cortex (ACC), which is a structure located behind the brain’s frontal lobe. It has been associated with such functions as self-regulatory processes, including the ability to monitor attention conflicts, and allow for more cognitive flexibility.

• Prefrontal Cortex: Increased grey matter density was also found in areas of the prefrontal lobe, which are primarily responsible for executive functioning such as planning, problem solving, and emotion regulation.

• Hippocampus: Increased cortical thickness in the hippocampus has also been noted. The hippocampus is the part of the limbic system that governs learning and memory, and is extraordinarily susceptible to stress and stress-related disorders like depression or PTSD.

Decreased Amygdala Size:

Studies have shown that the amygdala, known as our brain’s “fight or flight” center and the seat of our fearful and anxious emotions, decreases in brain cell volume after mindfulness practice.

Diminished or enhanced functionality in certain networks/connections:

Not only does the amygdala shrink post mindfulness practice, but the functional connections between the amygdala and the pre-frontal cortex are weakened. This allows for less reactivity, and also paves the way for connections between areas associated with higher order brain functions to be strengthened (i.e. attention, concentration, etc.).

Reduced activity in the Brain’s “Me” Center:

Mindfulness practice has been implicated in the decreased activation and the stilling of our Default Mode Network (DMN), which is also sometimes referred to as our wandering “Monkey Minds.” The DMN is active when our minds are directionless as it goes from thought to thought, a response that is sometimes likened to rumination and not always adaptive with regards to overall happiness.

The impact that mindfulness exerts on our brain is borne from routine: a slow, steady, and consistent reckoning of our realities, and the ability to take a step back, become more aware, more accepting, less judgmental, and less reactive. Just as playing the piano over and over again over time strengthens and supports brain networks involved with playing music, mindfulness over time can make the brain, and thus, us, more efficient regulators, with a penchant for pausing to respond to our worlds instead of mindlessly reacting.

This post was originally published on mindful.org in August 2015.

 

TOPICS: mindfulness research | Richie Davidson

 

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On 31.10.2016 at 9:53 PM, cetus56 said:

what exactly is enlightenment?

I've made a similar post on that, I hope this helping.

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