Antibiotics are used to treat or prevent some types of bacterial infections. They aren't effective against viral infections, such as the common cold or flu. Antibiotics should only be prescribed to treat conditions:
1 A normal adult resting heart beat is between 60-100 heartbeats per minute. 2  Some experienced athletes may see their resting heartrate fall below 60 beats per minute. 3  Tachycardia refers to the heart beating too fast at rest-over 100 beats per minute.
Most of the time, your heart beats in a regular rhythm. For most adults, the normal resting heart rate is between 60 to 100 beats per minute. But sometimes your heart can beat at a rate above 100 beats per minute.This is called tachycardia.or most adults, the normal resting heart rate is between 60 to 100 beats per minute. But sometimes your heart can beat at a rate above 100 beats per minute.