Health watch: How much health data is healthy? 

It's never been easier to track what's happening in our bodies, thanks to fast-evolving technology. But is it helpful to keep such a close eye on our physical condition? 

Just because we can track almost every aspect of our health doesn’t mean we should. Picture: iStock

Counting steps and assessing sleep were previously the key features of a fitness tracker. But now you can also monitor your heart rhythm, menstrual cycle, and gut health and not just inactivity and tiredness.

But do we really need to keep such close tabs on every aspect of our health, via smartwatches and apps?