Barb24
Barb24 Barb24
  • 25-01-2017
  • Health
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bobofatt
bobofatt bobofatt
  • 25-01-2017
The heart rate becomes faster due to the heart working more rapidly.
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mdarrow01
mdarrow01 mdarrow01
  • 25-01-2017
As the heart gets stronger, it pumps more blood through the body every pump
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