The number of calories burned, "c", varies directly with the time spent exercising, "t". when james runs for 2 hours, he burns 800 calories. which of the following equations shows this direct linear variation?
a. c=t
b. c=2t
c. c=400t
d. c=800t

Which of these gives the best indication that a health service is based on pseudoscience?

If a person has a bad pain in their back, specifically lower back a bit above the hip, what should they do besides going to the doctor? what remedies could they use?

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.