What body position is best for performing an EKG on a healthy patient?

The supine position is ideal for performing an EKG on a healthy patient because it allows the patient to be relaxed and at ease, minimizing muscle tension that could interfere with the electrical readings. By lying flat on their back, the patient provides a stable surface that helps to ensure accurate electrode placement and proper contact with the skin. This position also aids in achieving a consistent and clear tracing of the heart's electrical activity.

Other positions, such as sitting or standing, may not provide the same level of stability and relaxation, possibly leading to artifacts or noise on the EKG tracing. The prone position, where a patient lies face down, is typically not suitable for an EKG, as it prevents access to the chest area needed for electrode placement. Thus, the supine position is the most appropriate and effective for obtaining a clear EKG reading.