1.About how large is the average human heart? What is the average heart rate for an adult?
A Healthy adult heart is about the size of an adult fist. The Average heart rate for an adult is 60 to a 100
beats per minute (BPM).
2.How many chambers make up the
What is meant by physical activity? What is aerobic activity?
Physical activity is anything that gets your body moving. Aerobic activity or "cardio" gets you
breathing harder and your heart beating faster. All types of activities count, as long as you're
According to the ACSM, how is physical fitness defined? Compare and contrast physical activity
and exercise. What types of activities would fall into each of the two groups? Can physical fitness
be improved through performing physical activity? What is th