Paul McCartney wrote this as Hey Jules, a song meant to comfort John Lennon's 5-year-old son Julian as his parents were getting a divorce. The change to Jude was inspired by the character Jud in the musical Oklahoma! (McCartney loves show tunes)
The medical term for a slow heart rate is bradycardia; generally defined as a heart rate below 60 bpm (beats per minute). In contrast, tachycardia means fast heart rate above 100 bpm.
Slow Heartbeat. Slow heartbeat (heart rate), called bradycardia, is an arrhythmia, or disorder of the heartâs rhythm. Each day, a normal heart beats about 100,000 times, at a rate anyÂ­where from 60 to 100 times a minute. Changes in heart rate caused by activity, diet, medications, and age are normal and common.he opposite of bradycardia is tachycardia, when the heart rate is over 100 beats per minute. The heartbeat is controlled by an electrical system that signals the heart muscle to contract, or âsqueeze,â pumping blood to the rest of the body.