Monday, September 14, 2015

Yoga and the Vagus Nerve

 
There has been a lot of buzz lately about the vagus nerve and its innate connection between depression, anxiety, healthy system regulation and even mast cell degranulation.  The conversation has touched on the topic of the ability of stimulating the vagus nerve through yoga!  Since I love yoga and truly believe the practice of breathe and movement to be a critical component of healing, this has been a topic that I’m very interested in. 
If you research yoga, you will find claims that it supports a body struggling with:

  • Clogged lymph system (more on this in a future post)
  • Decreased blood flow
  • High blood pressure
  • Depression
  • High blood sugar (yoga regulates cortisol and adrenal levels)
  • Muscle tension
  • Insomnia
  • Shallow lung function
  • Gastro issues such as IBS
  • Inflammation of the Joints
  • Mast cell degranulation (it calms our mast cells)
With a very cautious approach, science is beginning to express an opinion that yoga might improve quality of life, reduce stress, lower heart rate and blood pressure, relieve anxiety, depression, insomnia and the word on arthritis is still out.  They are very cautious in using the work “might” however what it boils down to is people who practice know they feel better or they would not practice.  I’ve never heard one yogi dispel the fact that yoga works for them.
 
So where does the vagus nerve fit in?  Well, basically it is the largest cranial nerve that wanders between the brainstem region into the lower abdomen.  The nerve has “branches” that reach out to most of the major organs including our respiratory, digestive and nervous system.  I think of it as a swaying tree in the wind gently massaging the organs.  When the nerve is stimulated, anti-stress enzymes are released.  A strong, calm and relaxed vagal tone leads to a more resistant body during high stress periods.  People with a strong vagal tone handle intense situations better than those with a weak vagal tone basically because it contributes to our fight or flight sensory.   This is extremely important for Masto/MCAS sufferers as stress can cause mast cell degranulation.  A well balanced calm vagal tone also prevents inflammatory cytokines from being released which is also very important to the Masto/MCAS sufferer.  The word on the street is that yoga or simply yogic breathing (pranayama) is enough to stimulate this never and bring a calm and relaxing effect throughout the body.  In fact, the health benefits of yoga are gaining enough attention to warrant intense studies into how it impacts the health of those that practice it.  Yoga research is being conducted by doctors at Texas MD Anderson Cancer Clinic, Brigham and Women’s Hospital, and Cleveland Clinic’s Center for Integrative Medicine.  It is also considered a primary exercise in the functional medicine practice. 
To induce a healthy vagal tone, simply breathe deep from the diaphragm and slowly exhale in a long stable manner. Take your time and focus on the breath.   This breathing action travels down from the conscious mind through the organs and into your belly creating a restful inner calm.  Practice this for ten minutes in a silent area where you can concentrate and focus.  Take note of how your body feels before the breathing practice and then again after the practice.  Also, take note of how your body feels one week and then again one month after practicing this breathing.  As you become comfortable with the breathing, start to think about how you can incorporate the moves into your daily routine.  Good options include a yoga DVD, you-tube yoga classes or grabbing a mat and finding a class in your community.  Once you become comfortable with a handful of moves, you can do them anywhere. 
 
Other attempts to stimulate the vagus nerve may include immersing your face in cold water.  I do this as soon as I am finished exercising especially if it intense or outside in the heat.  It instantly calms my nerves and reduces my heart rate at a much quicker pace.  Also, letting your mouth fill with saliva and leaving your tongue to soak in it.  I have not tried this approach.  If you cannot produce enough saliva (which I cannot), fill your mouth with warm water and hold for a few deep breathes through the nose.
Again, stimulating this nerve should bring you both present and continued relief and assist in the reduction of mast cell degranulation if done regularly.  I have found my favorite YouTube resource is Yoga with Adrienne.  She is Awesome!!!!!!
 




 

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