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Physiology Friday #228: Identifying Sleep Patterns that Influence Chronic Disease Risk

Physiologically Speaking

” — Dr. Matthew Walker This statement may seem a bit hyperbolic, but it accurately summarizes most of the available research on sleep and health. But research in the last few years has presented a strong case that other sleep metrics might be more important than sleep duration. 1 Zheng, N.S., Nat Med (2024).

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Emergency Department Syncope Workup: After H and P, ECG is the Only Test Required for Every Patient.

Dr. Smith's ECG Blog

PVCs N ot generally considered abnormal ECG findings: Isolated PAC, First Degree AV Block, Sinus bradycardia at a rate of 35-45, and Nonspecific ST-T abnormalities (even if different from a previous ECG). Thus, if there is documented sinus bradycardia, and no suspicion of high grade AV block, at the time of the syncope, this is very useful.