Upright by Peem Lorvidhaya MD: Review & Summary
Summary of Upright Dr. Peem Lorvidhaya’s Upright addresses dysautonomia including Postural Orthostatic Tachycardia Syndrome (POTS), vasovagal syncope, and Inappropriate Sinus Tachycardia (IST). Writing from a mechanism-first, clinical perspective, Lorvidhaya reframes these complex conditions not as structural heart defects or psychological anxiety, but as miscalibrations of autonomic nervous system regulation. The book introduces the “Five Levers Model” volume,…