Every two seconds, someone in the world has a stroke. One out of every six people will have a stroke at some point in their lives. Strokes deprive brain cells of oxygen and are one of the most common causes of death, and a leading cause of preventable disability. But what causes strokes in the first place? And what can doctors do to treat them? Vaibhav Goswami takes us into the body to find out.

每六个人中就有一个会在他们生命中的某个阶段发生中风。中风剥夺了脑细胞的氧气，是最常见的死亡原因之一，也是可预防的残疾的主要原因之一。但是，首先是什么导致中风？医生又能做些什么来治疗它们？瓦伊巴夫-戈斯瓦米带我们进入身体去寻找答案。