81.   In studies of people sickened by the products, FDA scientists said the most common adverse effects were heart attack, stroke, angina and irregular heartbeat.

82.   Instead of playing left field at Yankee Stadium Saturday, Shane Spencer was lying at Columbia-Presbyterian Medical Center being treated for an irregular heartbeat.

83.   Irregular heartbeat is not unknown in space flight.

84.   Irregular heartbeats often result from heart muscle damage caused by coronary artery disease.

85.   It was his first campaign appearance since checking himself into a California hospital Friday because of an irregular heartbeat.

86.   It is, however, a place with a very irregular heartbeat.

87.   Just hours after Spencer was activated from the disabled list after recovering from an irregular heartbeat, Ledee strained a groin muscle while running out an infield hit.

88.   Johnson, who was admitted Sunday morning and diagnosed with an irregular heartbeat, is expected to return to the bench Friday.

89.   Last month, he was treated for an irregular heartbeat.

90.   Lewis and Gathers were both victims of this condition, which can cause irregular heartbeats and blockage of blood flowing to the heart.