Pushing back dinner time when we work late doesn't just disrupt our bodies, but the millions of bugs that live within us and help make us who we are.

New Zealand scientists have explored how our gut microbiota – which play a role in everything from immunity and obesity to mental health – are also affected when we eat out of step with our natural internal clock.

This clock, also known as our circadian rhythm, is designed to regulate sleep and wakefulness, and can be influenced by cues such as when we eat.

When we change these cues – by


Five ways to love your bugs