Know your family history, what lifestyle changes you can make to reduce risk, and what to ask doctors to look out for during routine visits.

了解你的家庭病史、了解如何改变生活方式减少危险、了解在看医生时要向她们询问的问题。

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The study doesn't explain why this happens, but doctors know that when the temperatures are colder, your blood is more likely to clot and there's a change in the thickness of blood.

研究并未说明原因，但医生表示，温度越低血液越容易凝结，血液浓度也会随之增大。

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The exact cause of primary amyloidosis is unknown, but doctors do know that the disease begins in your bone marrow.

原发性淀粉样变的病因并不明了，但医生可以确定病变起于骨髓。

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"You put your trust in doctors who you think know best but now I feel as if I murdered him because I might have done more, " she said.

BBC: Paul Ghuman