The company nurse explained that smoking narrows blood vessels and raises heart attack risk.

公司護理師說明，吸菸會使血管變窄並提高心臟病發作的風險。

Our new health insurance plan covers screening tests for damaged blood vessels at no cost.

我們新的健康保險方案免費涵蓋受損血管的篩檢項目。

During the wellness seminar, the doctor showed how exercise keeps your vessels flexible and healthy.

在健康講座上，醫師說明運動如何讓血管保持彈性與健康。