Nowadays our phones have the ability to track our exercise and sleep habits, and if it's not our phones, it's our smartwatches.

These tools can monitor our heart-rate, count our steps, say how many calories we've burned, and tracks how far we've walked, biked, or run.

There's all these metrics and stats that your smartwatches can provide you - but how crucial are these devices? What info can they bring us that's practical in getting us to our fitness goals?

With Tim Beveridge to talk about it: one of New Zealand's most celebrated high-performance coaches, one who trained Dame Lisa Carrington, three time Coast-to-Coast winner, and six-time Halberg Coach of the Year Winner - Gordon Walker.

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