Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Personal emergency response system(also: PERS, PER system, Medical alert system)
- A device, typically a wearable pendant or wristband with a button, that allows a person to summon help in an emergency. Despite being the mainstream solution for older adults living alone, PERS devices suffer from poor adoption: users forget to wear them, find them stigmatizing,…
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