I'd recommend you get a watch rather than a bracelet, given that you're 4 years late to the conversation. Plus some of them have crystals in em, so a double win
Maybe I'm just grumpy, or missing something, but it looks like a bucket of bollocks dreamt up by someone who wished they'd invented Strava.
Your HR looks perfectly normal for a new runner too me.7:10 is a faster pace than your threshold pace if your 5k time is 23 minutes
There you go. Design a waist mounted toilet roll holder and flapjack storage system utilising ADS (Anti Dog Shit) technology.You could also design an aero version for triathletes.
Mix one part hydrogen with two parts oxygen. Dilute to taste.
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