Results. Creatinine and creatinine clearance tests measure creatinine levels in your blood and urine. These tests give information about how well your kidneys are working. The creatinine clearance value is found from the amounts of creatinine in the urine and blood and from the amount of urine you pass in 24 hours.
This can control or prevent episodes of rapid heartbeat. ... The ventricles also beat rapidly, but not as rapidly as the atria, as not all the ... Reducing stress, as intense stress and anger can cause heart rhythm problems; Using over-the ... with caution, as some cold and cough medications contain stimulants that may trigger a rapid heartbeat. ... Atrial flutter is a type of abnormal fast beating ( arrhythmia ) in the atria. ...
A rapid heartbeat, also called tachycardia, is a condition in which the heart is beating fast, generally more than 100 beats per minute for an adult.he average adult resting heart rate falls within the range of 60 to 80 beats per minute. Your heart rate is affected by many factors, including age, general physical condition, aerobic conditioning, and altitude. Infants and children normally have a more rapid heartbeat than adults.