While South Africa is currently the subject of AIDS and tuberculosis "double disease" one of the areas most threatened.

而南非是目前受艾滋病和肺结核“双重疾病”威胁最严重的地区之一。

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Moreover, the rural disease pattern are now transforming to chronic pattern, thus the farmers are now facing double disease burdens.

农村疾病模式也正向慢性病模式转变，农民面临双重疾病负担。

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During this period, Marable struggled with sarcoidosis, a pulmonary disease, and even underwent a double lung transplant.

在此期间，马拉贝一直与一种肺部疾病——结节病作斗争，甚至做了双肺移植手术。

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The World Health Organization (WHO) calls it a "double burden" of disease and says: "It is not uncommon to find under-nutrition and obesity existing side-by-side within the same country, the same community and the same household".

BBC: Obesity pandemic

People who have one or more copies of the bad gene have at least double the risk of the disease.

FORBES: Banishing Blind Spots

But they did find that people with anxiety had more than double the risk of heart disease and two-and-a-half times the risk of suffering a heart attack.

CNN: Study: Anxiety in youth linked to heart attacks later on