Why a stroke is a race against time for your brain cells

What happens during a stroke? - Vaibhav Goswami · 5:00 · Video: TED-Ed · Watch at the source

In short: A stroke occurs when brain cells are deprived of oxygen, making it a leading cause of preventable disability. This video explores the underlying causes of these strokes and the medical interventions doctors use to treat them.

Strokes are a global health crisis, occurring every two seconds and affecting one out of every six people during their lifetime. When blood flow is interrupted, the resulting lack of oxygen can cause permanent damage.

Understanding the mechanics of how these events unfold is vital, as they represent one of the most common causes of death worldwide.

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