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<p style="color:#333333;font-weight:normal;font-size:16px;line-height:30px;font-family:Helvetica,Arial,sans-serif;hyphens:auto;text-align:justify;" data-flag="normal">Approximately seven million people around the world die from heart attacks every year. And cardiovascular disease, which causes heart attacks and other problems like strokes, is the world's leading killer. So what causes a heart attack? Krishna Sudhir examines the leading causes and treatments of this deadly disease. [Directed by Chadwick Whitehead, narrated by Addison Anderson, music by Dreikelvin Media & Sound].<br>全世界每年大概有七百万人死于心脏病发作。而心血管疾病引起的心脏病发作和其它问题，如中风，是世界首要的死亡病因。是什么导致了心脏病发作？克里希纳·苏迪尔（Krishna Sudhir）探索了这些致命疾病的主要病因和治疗方式。<br><img data-key="0" src="http://imagev2.xmcdn.com/storages/606e-audiofreehighqps/0A/96/GKwRIasNBJbKAAWZtQRAQ--Z.png!op_type=4&device_type=ios&upload_type=attachment&name=mobile_large" alt="" data-origin="http://imagev2.xmcdn.com/storages/606e-audiofreehighqps/0A/96/GKwRIasNBJbKAAWZt...