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Heart Rate Zones

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Fitbit does not adjust HR zones based on age; zones for fat burn, cardio, and anaerobic are not correct is there a plan to make proper changes? Still looking for a response from Fitbit on how weekly hours are calculated my calculation differs from the Fitbit app.

 

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Yes, Fitbit does adjust zones by age.  Max heart rate is used in calculations, and is considered 220 - age.

If you want details of the calculations see https://help.fitbit.com/articles/en_US/Help_article/1565.htm?Highlight=heart%20rate%20zones

and scroll down to "How does my Fitbit calculate my heart-rate zones?"

Before posting, re-read to see if it would make sense to someone else not looking at your Fitbit or phone.

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Fitbit indicates HR start for peak which should be anaerobic at 141 BPM I am 64 that is incorrect for my age group.

Sent from my iPad
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Fitbit uses different calculation using also resting heart rate, not what used to be the standard based on age only.

If you look at the reference I gave above, it is explained.

I am not interested in getting into what method is "correct".

Before posting, re-read to see if it would make sense to someone else not looking at your Fitbit or phone.

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