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Through simple body hacks, we positively affect our mood, focus, and productivity. In this video, explain the gist of how the nervous system reacts to stress, and I introduce the concept of vagus [...]

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, [...]

  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 [...]

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 [...]

Let’s skip the personal essay. I loathe the long essays people write at the introductions of recipes, so I’ll spare you the blatherings about how much my family loves this recipe and [...]