The cheapest Instinct E is available now for $299 / £259 / AU$549. The 45mm watch starts at $399 / £349 / AU$729 for the MIP ...

Read one writer's experience with fitness data obsession and how they overcame the need to track every workout metric.

The Apple Watch Ultra 2 is $734 on Amazon, a $65 saving on the latest version of the watch that was launched in September ...

From 5K time to heartrate recovery, personal trainers share the different ways we can see how we measure up for our age group ...