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.
Your pulse, or heart rate, is the number of times your heart beats each minute. When at rest, a normal heart rate ranges between 60 and 100 beats per minute. While a pulse rate below 60 may be normal for some people, it can signal a medical crisis in others -- particularly if accompanied by symptoms such as weakness or dizziness. Video of the Day