st john medical alarms
https://elderlysafetyalarmdaily.capitaljays.com/posts/choosing-the-right-elderly-safety-alarm-for-your-loved-one
My grandmother lives alone and is in her late 80s, so my family got her a St John Medical Alarm. It’s a simple pendant she wears around her neck; if she falls or feels unwell, she just presses a button and help is on the way quickly.