What Does the Side Button on Apple Watch Do?

The Digital Crown on the Apple Watch gets all the attention, but what does the Side button do?

WatchOS 10's Side Button Change Almost Ruined My Apple Watch - CNET

Your Apple Watch - Apple Support

How to use Apple Watch in watchOS 10

Apple Watch Pro CAD Renders Show An Additional Unexpected Button

How to use Digital Crown and side button on Apple Watch - iGeeksBlog

Your Apple Watch Ultra – Apple Support (AU)

OEM Middle Frame Housing for Apple Watch Series 6 Power button

The Apple Watch Ultra's Action button should be better than this

Hidden Gems: Lesser-Known Features of Apple Watch 🤫

New Apple Watch Ultra Feature: Control your run with the Action

Use the buttons and screen on your Apple Watch - Apple Support