Dr.Nissen's report was based on 42 clinical trials that showed a connection between Avandia and heart problems.

VOA: standard.2010.03.02

Problems like the artificial heart are still unsolved, there's still room for innovation, still room to learn from what hasn't worked before, to learn from science, and to design something better.

人工心脏技术中存在的问题还没有解决,还有创新发展的空间,仍有从未涉足的领域来研究,通过对科学原理的学以致用,去设计出更好的产品

耶鲁公开课 - 生物医学工程探索课程节选

This is especially true if they result from drugs,infection, sight or hearing problems, head injury,and heart or lung problems.

VOA: special.2009.09.15

Pfizer withdrew Bextra from the market in two thousand five because of links to heart attacks and other problems.

VOA: special.2009.09.11

Many people knew that when Hank sang this song, "Cold Cold Heart", he was singing about his wife and their problems.

VOA: special.2009.11.22

But a drop in oxygen levels can cause a health emergency in people with heart or lung problems.

VOA: special.2009.07.14

They may have a weak or damaged heart, high blood pressure or other problems of the blood system.

VOA: special.2010.07.27

They also say persons with heart or lung problems should seek advice from their doctor before flying.

VOA: special.2009.07.14

The most common problems were high blood pressure or other conditions linked to heart disease.

VOA: special.2009.06.09

These include problems with their heart and with their breathing and hearing.

VOA: special.2009.09.09

He developed problems with his heart.

VOA: special.2009.02.25

That means more kids are developing diabetes and are at higher risk of heart disease and other health problems.

VOA: standard.2010.06.24

The same thing a doctor would take." They learn how to diagnose and manage common illnesses like colds,or chronic problems such as diabetes and heart disease.

VOA: standard.2010.05.14

Doctors rarely see these conditions. But studies have linked vitamin D deficiency to a number of serious health problems, including heart disease, several types of cancer, osteoporosis,diabetes, Alzheimer's disease and some autoimmune disorders.

VOA: standard.2010.05.28

She adds that, since a lifetime of obesity may put a child at greater risk for heart disease and other health problems, parents need to be concerned about their child's weight from the very start.

VOA: standard.2010.03.09