Is it normal for heart rate to drop as low as 55 early in the mornings such as when you've just woken up and then for it to hover around the 60's
![Exercise-mad British pensioner found to have world's slowest EVER heart rate | UK | News | Express.co.uk Exercise-mad British pensioner found to have world's slowest EVER heart rate | UK | News | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/1/590x/secondary/158930.jpg)
Exercise-mad British pensioner found to have world's slowest EVER heart rate | UK | News | Express.co.uk
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