can you track seniors with an apple watch

You can track the Apple Watch if location sharing has been activated. If they are wearing the watch, then you can track the senior.

You can use Family Setup, to set up a watch for a person that does not own an iPhone, and you can then turn on Location Sharing.

click here ➡️ Share your location with your family – Apple Support

It may be possible to track older people with the help of an Apple Watch, but there is No Way you should consider it to be a reliable method if their safety is at issue. Experience trying to manage my late mother suggests those in greatest need of tracking will defeat any technology, probably without even understanding how or why the younger generation are worried for them.

This explains a related feature of Apple Watch.

Contact emergency services with Apple Watch - Apple Support