# Science

Why is is it important to place your arm in a horizontal position rather than letting it hang down at your side when you take your blood pressure?

Does everyone's heart create the same pressure? Why or why not?

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1. Thank you for using the Jiskha Homework Help Forum. Note the arm needs to be at heart level:

1. http://healthfieldmedicare.suite101.com/article.cfm/vital_signs__blood_pressure

2. (note positioning the arm): http://alzheimers.about.com/od/treatmentoptions/ss/blood_pressure.htm

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