Does One Seizure Mean I Have Epilepsy?
One seizure doesn’t mean epilepsy. Up to 10% of people worldwide have at least one seizure in their lifetime, but a single episode isn’t enough to diagnose the condition. Epilepsy is defined as two or more unprovoked seizures, or one unprovoked seizure...
What Are the Warning Signs of a Brain Stroke?
A stroke causes sudden, focal neurological symptoms that worsen within minutes. The most recognised signs are facial drooping, weakness or numbness in an arm or leg, and slurred or absent speech though it can also present as sudden vision loss, a severe unexplained...
What Are the Different Types of Dementia and How Do They Differ?
Dementia is not a single disease but an umbrella term for conditions causing progressive cognitive decline severe enough to interfere with daily life. Alzheimer’s accounts for 60 to 70% of all cases, but vascular dementia, Lewy body dementia, and frontotemporal...
What Is the Difference Between Vertigo and Dizziness?
Vertigo and dizziness are not the same thing, even though most people use the terms interchangeably. Dizziness is a broad umbrella term covering any sensation of lightheadedness, faintness, or general unsteadiness, while vertigo is a specific subtype where the person...
When Does a DBS Battery Need to Be Replaced?
A DBS battery, or implantable pulse generator (IPG), needs replacement every 3 to 5 years for non-rechargeable devices and up to 9 years for rechargeable ones. Battery depletion isn’t sudden neurologists track device voltage at every programming visit and can...