We need to talk about vitamin D & COVID-19
It could save your life. We need to talk about vitamin D, and why it’s the vitamin that might just get us through the SARS-Cov-2 (COVID-19) pandemic. We’ve known for quite some time now that [...]
Do Cloth Masks Do Anything?
What the research says about fabric facemasks and SARS-CoV-2 particle transmission Most of us have picked up a cloth mask or two since the start of the pandemic. Companies have put their [...]
By EricaZelfand
In Addiction, Allergies, Autoimmune Disease, Babies, Cold and Flu, Environmental Health, Immune Support, Inflammation, Pediatrics, Video
Posted Video: Innate & Adaptive Immunity – How Vaccines Work
Our immune systems consist of two parts: the innate (or general) immune system and the adaptive (or acquired) immune system. In this video, I explain the basics of these immune systems, [...]
By EricaZelfand
Posted Video: T Cells, Allergies, Autoimmunity, and You
What are T cells and what do they do? Dr. Zelfand explains the importance of these special white blood cells. She illuminates how T cells can transform into T Helper (Th) Cells 1, 2, 3, or [...]
By EricaZelfand
Posted Video: How Stress Hurts Immune Function
In this video, Dr. Zelfand explains how our bodies react to stress and how those reactions can, if left unchecked, wreak havoc on our immunological function. Topics covered include adrenal [...]
Video: The Wet Sheet Wrap Treatment
In this video, I demonstrate how to perform the wet sheet wrap treatment, an old-school nature-cure remedy for a myriad of acute ailments like colds, flus, respiratory “crud,” pain, [...]
Protection from Viruses: Beyond Hand Washing
We share this wild planet with countless viruses, including rhinovirus (which causes the common cold), influenza A and B (which can lead to the flu), and COVID-19 (SARS-CoV-2), the latest [...]
Tips for Healthy & Safe Travel
As I write this post, my home office is a mess of clothes, itineraries, guidebooks, and the scattered contents of a first aid kit. I’m packing for my upcoming trip to East Africa, carefully [...]
Nutrition Rumors: Bananas, Milk, & Oranges
We pick up funny thought patterns, us humans. Sometimes these ideas are planted by companies with an agenda to sell items, other times old wives’ tales get engrained into our beliefs. [...]
By EricaZelfand
Posted Fever? Flu? Congratulations!
Why Getting the Occasional Cold or Flu Might Not Be Such a Bad Thing Every now and then I have a patient who boasts proudly, “I’m healthy as a horse! I haven’t had a cold or flu in [...]
Shingles: Should You Get the Vaccine?
By creating a vaccine against a relatively benign, self-limiting infectious disease, we’ve likely increased the incidence rate of another, more harmful condition. . If you’re over the age [...]