The Fitbit Community is a gathering place for real people who wish to exchange ideas, solutions, tips, techniques, and insight about the Fitbit products and services they love. By joining our Community, you agree to uphold these guidelines, so please take a moment to look them over.
Look at the fitbit.com dashboard. On the wide graph with 2 drop-down menus at right, select heart rate and Daily to see 24 hour graph of heart rate every 5 minutes.
Before posting, re-read to see if it would make sense to someone else not looking at your Fitbit or phone.