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Around 70 in a healthy person, in normal circumstances.

Certain medical conditions, such as in:

  • Bradycardia, the heart beats slower
  • Tachycardia, the heart beast faster

It also depends on the person's

  • fitness, as the heart of physically fit persons normally beat slower
  • phychological state (emotions: fright, anger, anxiety, etc)
  • sleeping cycle (at certain stage of sleeping)
  • hormonal influences (overproduction of certain hormons)
  • excercise
  • metabolism (after eating heart usually beats slower)
  • sudden loss of body fluids (bleeding, excessive sweating, vomiting, etc)

are some examples of other influencing factors.

As an additional useful summary, anything that affects the blood pressure, the volume of the blood the heart could pump, the strength what with the heart can pump, usually would affect the heart rate, also.

For more info see the related links.

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12y ago

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