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Having used the FourthFrontierX prior to Covid-19 back in May, the unit has now become invaluable in getting my fitness back on track without pushing myself over the top. Amazing HRT/ECG monitor! The hard work to return to full fitness continues… 😁
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PAC. No Worries
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Stay aware of your heart function and strain with real-time, continuous ECG monitoring from the Frontier X2
Find out how the Frontier X2 can revolutionize your heart health by giving you the tools to record, analyze and securely share your ECG readings: http://www.fourthfrontier.com
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If you mean beat number 2, it is a premature atrial contraction (PAC). They are considered harmless.