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Pregnancy changes nearly every system in the body – including the nervous system. Some neurological symptoms during this period are benign and temporary. Others are early warnings of conditions that can quickly become serious. Knowing the difference is what this article is about. The relationship between pregnancy and nervous system function is more direct than…

One side of your face stops moving – not gradually, but overnight. You can’t smile, can’t close your eyes fully, and the person in the mirror looks unfamiliar. The first instinct is often to think of a stroke. In many cases, the actual diagnosis is Bell’s palsy, and the prognosis is considerably better than that…

Most headaches are uncomfortable but benign. A small number is the first sign of something genuinely dangerous – and the window for effective treatment can be hours. Knowing the difference isn’t complicated, but it does require knowing what to look for. This article covers exactly that. Headaches are among the most common reasons people seek…

Medically reviewed by Ramin Ansari, MD — Board-certified neurologist at Lone Star Neurology, Frisco, Texas. Fellowship-trained in Clinical Neurophysiology (Hahnemann University Hospital, Philadelphia). Assistant Professor of Neurology, Burnett School of Medicine at TCU, Fort Worth. Last reviewed: May 2026. Medical disclaimer: This article is for informational purposes only and does not replace professional medical advice,…