How mamy steps does an average American take a day?

What are the benefits of using gym risers in a workout routine? What is the morphology of a good signal for an ECG? What is the cost of a membership at Gold's Gym Venice? How many laps for 0.75 mile? What are the proper techniques for performing a barbell press to maximize muscle engagement and prevent injury? How can I effectively target my rear deltoids and pecs using the pec fly rear delt machine? What are the different kinds of stretches that can help improve flexibility and prevent injury during physical activity? What is the temperature in an American sauna? What are the differences between the pec deck and fly exercises in terms of muscle activation and effectiveness for chest development? Why do so many people complain about muscle soreness the day after a vigorous physical workout? Why do people run knowing it's sometimes painful? How many calories do you burn doing supreme 90 day? What are the proper techniques for performing the seated machine row exercise to maximize muscle engagement and prevent injury? Are you fat if you'm 5'5 and 144 pounds? What two things do sneakers and trainers have in common? What effect does exercise have on body fat? Why would someone need stamina for aerobics? How can I effectively perform the forward shoulder press exercise to target my shoulder muscles? What term describes the use of barbells Dumbbells and machines to improve fitness health and appearance? What does CRE stand for?