The ability of the heart, lungs, and blood vessels to provide fuel and oxygen over time a. Flexibility
b. abdominal strength
C. cardiorespiratory endurance
d. upper body strength

Prescription drugs account for 25% of all healthcare-related costs. true or false

If birth rates fall below the replacement level, then a country is in which stage of demographic transition? a. urbanization/industrialization b. mature industrial c. postindustrial d. pre-modern

Energy needs, in total kilocalories per day, are greater during than any other time of life. a.childhood b.infancy c.adulthood d.adolescence