What is the purpose of the body mass index? A. to measure muscle mass

B. to judge whether a person is at a healthful weight for their height

C. to calculate the weight and density of bone structure

D. to measure the percentage of body fat

How will your health most likely be affected if you follow the recommended guidelines for sleep, rest, and physical activty

Why would one lymph node in the neck be swollen and not the other? what causes them to swell?

During the past few weeks or months, have you noticed any exercises that have become too easy for you? do you think you need to increase the intensity in any of the three exercise areas in your workouts? evaluate your exercise progress in the three exercise areas (cardiovascular, resistance, and flexibility) and list what modifications, if any, you may need to make in your exercise routine.