From Misery to Momentum: The Remarkable Gut Reset That Liberates You from Allergies

It was a patient who made a lasting impression on me and confirmed for me a valuable lesson.
It was within the first few years of my clinical practice. A woman in her 20s had come for treatment of her severe asthma and allergies. She also knew what it was that she was allergic to: her cat. She took two or maybe three allergy medications daily to keep herself not simply functional but out of the hospital due to the severity of her attacks.
Being relatively new to the profession I was relying heavily upon a simple therapy, one it didn’t take years of clinical experience to master: an elimination diet. After all, it had been repeated ad nauseum in school that “good health starts in the gut.” I had understood the phrase to be something like a reminder to give some attention to every patient’s digestive health.
Dysbiosis, Deuterium and Parkinsons Disease

It has been known for over a decade that a misfolded protein called alpha-synuclein (a-syn) is playing a central role in the progression of PD. But mysteries have persisted: where does a-syn originate, what causes it to misfold, and why does it accumulate in the brain?