You are reading a single comment by @Big_Block and its replies. Click here to read the full conversation.
  • In total, the abnormal part of the graph lasts about 8 minutes.

    was the chest strap nice and firm to get good chest contact?
    did the period you mention coincide with a downhill section, or leaning forward?
    often if it is loose it will give errant readings.

    as for MaxHR

    Max Heart Rate does not decline with age.
    Sally Edwards has written about HR training for years

About

Avatar for Big_Block @Big_Block started