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Will & Grace star hospitalized twice in one night with recurring 'heart issue'
The actor, 54, suffers from atrial fibrillation - often referred to as 'AFib' - which is a common yet serious heart condition that causes an abnormal heartbeat.
In an attempt to bring the heart back to a normal rhythm, medical professionals will use a defibrillator electrode to administer an electric shock to the chest. It was Arnett who made the admission after listening to guest Hugh Grant speak about his experience with 'jet-lag' and how exhausting flying has become for him at age 64. The show focuses on the relationship between Will Truman (Eric McCormack), a gay lawyer, and his best friend Grace Adler (Debra Messing), a straight Jewish woman who runs an interior design firm.
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