1.   The patient had a rapid heartbeat.

2.   As the day progressed, I had similar attacks accompanied by dizzy spells, a rapid heartbeat and profuse sweating.

3.   Because wires from the device are inside the heart, less energy is needed to stop the rapid heartbeat than if the shock were applied externally.

4.   A rapid heartbeat can be fatal.

5.   But Dr. Charles Dadzie, head of the pediatric unit, said all were still suffering from hallucinations, rapid heartbeats, periodic seizures and dryness of the mouth.

6.   But if taken in large doses, it can cause vomiting, high blood pressure, rapid heartbeat and unconsciousness.

7.   But this model, a Medtronic GEM III DR, can also act as a miniature defibrillator, which can interrupt abnormally rapid heartbeats before they become fatal.

8.   Dangers range from panic attacks and rapid heartbeat to kidney failure, blurred vision and dehydration.

9.   During that time, he suffered four brief-- one or two seconds each -- instances of abnormally rapid heartbeats.

10.   GHB is a depressant that was first used in Europe as an anesthetic and to treat rapid heartbeats or alcohol withdrawal symptoms.