Make a conclusion about the work of your heart at rest and after exercise

At rest, the heart makes 60 beats per minute, with a load of 75. This is due to the fact that under load the body needs more oxygen and nutrients that the blood carries. Therefore, the heart beats more often.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.