Has your dog started reacting more often? Do they seem unsettled, on edge, or quicker to snap than usual?

It might feel sudden—but it’s not...this is often caused by trigger stacking—when small triggers add up throughout the day until your dog hits their threshold. One too many noises, dogs, or changes, without regulation, and they just can’t hold it together.

This guide breaks it all down: what trigger stacking looks like, why it happens, how it can lead to behavioural and health issues, and how you can step in before things boil over.