Chris Kyle. Christopher Scott Chris Kyle (April 8, 1974 â February 2, 2013) was a United States Navy SEAL veteran and sniper. Kyle served four tours in the Iraq War and was awarded several commendations for acts of heroism and meritorious service in combat.
An abnormal EKG can mean many things. Sometimes EKG abnormalities are a normal variation of a heartâs rhythm, which does not affect your health. Other times, an abnormal EKG can signal a medical emergency, such as a myocardial infarction (heart attack) or a dangerous arrhythmia. Ischemia, or lack of blood flow, may also cause an abnormal EKG. 2  Heart rate abnormalities. 3  A typical human heart rate is between 60 and 100 beats per minute. 4  An EKG can determine if the heart is beating too fast or too slow.
An electrocardiogram (ECG) is a medical test that detects cardiac (heart) abnormalities by measuring the electrical activity generated by the heart as it contracts. The machine that records the patientâs ECG is called an electrocardiograph.