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R.E. Hengsterman



The Realities of Night-Shift Work—and Why Understanding Them Matters More Than Ever
For nurses, this is not an academic footnote. It is our lived environment.

R.E. Hengsterman


The Common Myth of Adrenal Fatigue: Why “Puffy Eyes” Aren’t a Diagnosis
A “fitness expert” recently floated across my feed, claiming women shouldn’t do HIIT workouts on consecutive days because of adrenal fatigue—and that the puffiness under her eyes was evidence of it.

R.E. Hengsterman
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