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Pensioner Daniel Green records 'world's slowest ever heart beat' at 26bpm | Daily Mail Online
Usain Bolt talks running, speed, his body, fame and selfies ahead of the 2016 olympics | British GQ | British GQ
Lowest resting heart rate competition
How do you compare? Jabra Sport Pulse is optimized for all runners with features such as a built-in heart rate monitor and will help to analyse your fitness lev…
Usain Bolt talks running, speed, his body, fame and selfies ahead of the 2016 olympics | British GQ | British GQ
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Here's all you can do in 9.58 seconds, Usain Bolt's best 100m time | Olympics - Hindustan Times
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Pensioner Daniel Green records 'world's slowest ever heart beat' at 26bpm | Daily Mail Online
Everyone's heart beats at its own pace, study finds
Your resting heart | The Star
