When you train over a period of time your heart will grow in size, allowing it to pump a larger volume of blood with each stroke (or pump).

当你运动训练过一段时间以后，你的心脏体积将变大，每一次跳动(或撞击)可以输送更多的血。

youdao

The disease often leads to blindness, heart and blood vessel disease, stroke, kidney failure, amputations, and nerve damage.

这种疾病常常导致失明，心脏和血管疾病，中风，肾衰竭，截肢和神经损伤。

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That's why high blood pressure can lead to stroke, heart attack, kidney failure, and even heart failure.

这就是为什么高血压会导致中风、心脏病发作、肾脏衰竭，甚至心脏衰竭的原因。

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There are two kinds of strokes. An ischemic stroke happens when a blood vessel in the brain gets blocked.

VOA: special.2009.09.22

There is a risk that giving a patient a strong blood thinner during a stroke can cause bleeding inside the brain.

VOA: special.2009.09.22

Clots can block the flow of blood to the heart or brain and cause a heart attack or stroke.

VOA: special.2009.10.20