Kristen Sparrow, MD

Acupuncture versus Ajovy_fremanezumab

There was no difference between the acupuncture and fremanezumab in the reduction of monthly migraine rates.  Think about that!  This is an injectable, expensive drug...

Autonomic balance: Transcutaneous auricular vagus nerve stimulation improves it and metabolic syndrome

calm your nervous system More nitty gritty on TaVNS and how it modulates autonomic activity and metabolic syndrome.  A twofer. de Moraes TL, Costa FO,...

Ear stimulation to Lower Blood Pressure: RAVANS or TAVNS

I’ve been looking at vagal activity with ear stimulation, or transcutaneous auricular vagal nerve stimulation (TAVNS)in the clinic for several years.  As readers know, acupuncture...

Expiratory-gated Transcutaneous Auricular Vagus Nerve Stimulation (taVNS) does not Further Augment Heart Rate Variability During Slow Breathing at 0.1 Hz

This study is relevant because of the RAVANs technology that synchronizes TAVNS with expiration.  In these authors study they use 100Hz which may nor may...

Vagus Nerve as Modulator of the Brain-Gut Axis in Psychiatric and Inflammatory Disorders

I’ve been alerted to ever more mention of the vagus nerve in the popular press.  I’ve been interested in the vagus nerve and parasympathetic activity...

Huberman: Brief structured respiration practices enhance mood and reduce physiological arousal, HRV and vagus

One of the mail goals of my practice is to improve patients’ autonomic balance and increase vagal activity.  I firmly believe if we can encourage...

HRV and Photobiomodulation for Vagal and Sympathetic ANS modulation

If nothing else, I aim to improve my patients' autonomic balance by increasing their vagal activity.  Stimulating the vagus nerve indirectly to increase parasympathetic activity...

Newsletter: Eat Your Way to Long Life or Pills?

Click here for the latest newsletter I have my first video featured…  You have to start somewhere!  Please click on the photo for my first...

Medical Device Makers Spend Millions to loosen Regulations

This is an older article and back up for some of the writing I’m doing.  It’s a good summary of the pressures to take these...

Podcast ZDoggMd and Rita Redberg: When Less is More

Readers of my blog might know that I have been so impressed with Rita Redberg, MD from UCSF.  She has the courage to stand up...