Disclaimer: This article is for informational purposes only and does not replace professional medical advice, diagnosis, or treatment. If you or someone near you shows any signs of a stroke, call 911 immediately. Do not wait for symptoms to improve on their own. Medically reviewed by Ramin Ansari, MD — Board-certified neurologist, Lone Star Neurology,…
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,…
The room isn’t moving. You know that, but your brain is convinced otherwise. Vertigo isn’t just feeling lightheaded or unsteady. It’s a false, often overwhelming sense of rotation that can drop you to your knees without warning. Some cases resolve on their own. Others are the first sign of something that genuinely needs medical attention…
Poor sleep feels like a lifestyle problem until it isn’t. What starts as difficulty falling asleep or waking up exhausted can signal a nervous system issue that deserves a neurologist’s attention – not a better bedtime routine. Here’s what the research actually shows about the brain during sleep, and when to take these symptoms seriously….
Most people attribute memory lapses to stress, poor sleep, or simply getting older. Sometimes that explanation is correct. But sometimes what looks like ordinary forgetfulness is the beginning of something that needs medical attention – and the difference between catching it early and missing it for years can fundamentally change a person’s quality of life….
For people living with multiple sclerosis, warm weather is more than just a seasonal inconvenience – it can trigger a noticeable and sometimes alarming worsening of symptoms. Multiple sclerosis heat sensitivity is one of the most common and well-documented challenges faced by MS patients, and it becomes especially relevant during the spring and summer months….
Everyone knows that a bad night’s sleep makes the next day harder. You feel foggy, irritable, and slow. But most people think of this as temporary – a minor inconvenience that clears up once you catch up on rest. The reality is more concerning. Sleep and brain health are closely and directly linked, and when…