Khalid SaeedDr. Khalid Saeed, D.O., is a board-certified physician, clinician-educator, and author with expertise in autonomic nervous system disorders and complex chronic conditions. He brings a physiology-driven approach to dysautonomia that emphasizes diagnostic precision, measurable mechanisms, and clear clinical interpretation.Dr. Saeed trained in emergency medicine/internal medicine and has focused his clinical work on autonomic testing and interpretation, bridging the gap between routine evaluations and real-world physiologic dysfunction. His work centers on helping both patients and clinicians understand autonomic disorders through structured testing rather than symptom-based assumptions.Tilt Happens reflects his dual perspective as a physician who diagnoses autonomic dysfunction and as a patient living with dysautonomia.Dr. Saeed lives and practices in the United States. Read More Read Less