VCF files, also commonly referred to as vCards, are the standard file format that is used to store contact information for individuals and businesses in a digital file format.
The normal resting adult human heart rate ranges from 60â100 bpm. Tachycardia is a fast heart rate, defined as above 100 bpm at rest. Bradycardia is a slow heart rate, defined as below 60 bpm at rest. During sleep a slow heartbeat with rates around 40â50 BPM is common and is considered normal.eart rate, or heart pulse, is the speed of the heartbeat measured by the number of contractions of the heart per unit of time â typically beats per minute (bpm).
Defining Normal Heart Rate. Your heart rate is simply the number of times your heart beats per minute. It can be determined by feeling your pulse on areas where the artery is close to the skin, such as your wrist or either side of your neck. An adult's normal resting heart rate (RHR) falls between 60 and 90 beats per minute. An athlete who is in great shape may have a RHR between 40 and 60.