The best sports watches have heart rate reader tech good enough to make most of us consign chest straps to the back of a cupboard. But Garmin has just released a new strap, the Garmin HRM 200. This is ...

When it comes to exercising, your heart rate is the gold-standard metric to uncover how hard you're pushing. It tells you whether you're working aerobically or anaerobically, how your body is reacting ...

You'd be forgiven for thinking of a well-known caffeine tablet which was big when I was a university student, but despite the ...