9. Karen jogs 3-5 times per week at 65%-85% of her maximum heart rate tor 5 minutes. Karen wants to improve her cardiorespiratory endurance, she will need to increase
A. Intensity
B. Time
C. Frequency
D. Specificity

Wich technque is not recommended for use as a supporting detail

What is the main goal of recommended dietary allowances (rdas)? to inspect school cafeterias across the united states to regulate foods sold at supermarkets and farmers' markets to investigate claims of tainted food being served in restaurants to indicate daily nutrient requirements

Which of the following is not of the top health concerns in the united states