1.   ...abnormal heart rhythms and high anxiety levels.

2.   And Josie Lewis of Houston describes how she refused to lose hope for her conjoined twins, who shared an abnormal heart structure.

3.   Atherosclerosis is believed to be the underlying cause of heart attacks, and it can lead to abnormal heart rhythms and sudden death.

4.   -- GERMAN RESEARCHERS claim to have demonstrated the safety of a new device for identifying the source of abnormal heart rhythms.

5.   Chiles died from an abnormal heart rhythm, a medical examiner told The Associated Press.

6.   Chiles, who had a history of heart trouble, died from an abnormal heart rhythm.

7.   Doctors tried medication when Olajuwon went to the hospital Tuesday night, but it did not control the abnormal heart rhythm.

8.   Dr. William Groh of Indiana University School of Medicine said AEDs have a built-in safety feature, a sensor that detects an abnormal heart rhythm.

9.   Eating fish appears to protect against fatal abnormal heart rhythms and the oils in fish reduce the risk of arterial clogging.

10.   Fish oils have been shown to reduce the risk of blood clots and abnormal heart rhythms and improve blood cholesterol and triglyceride levels.