Garmin Forerunner 235 GPS Sport Watch with Wrist-Based Heart Rate Monitor - Black/Gray (010-03717-54) with 7 Pieces Fitness Kit - Walmart.com
How accurate is the forerunner 235 HR sensor? Regularly hit 30 then just get -- in the mornings, is this normal or is the 235 known to read low? TIA : r/Garmin