Fall Alarm: How It WorksIf you or a loved one is at risk of falling, you’ll need a medical alert system with fall detection. This device detects falls as they happen, and will contact emergency responders if you can’t press the panic button.The technology behind the device is based on a sensor called an accelerometer, which is used in many everyday devices, including smartphones and gaming systems. They measure the speed of movement in all directions and compare that to a pattern that can indicate a fall.Most fall alarms work by sensing a rapid downward acceleration followed by no movement. What is the best lone worker alarm? They can also be programmed to detect a hard fall, where the user has fallen for a significant amount of time and is immobile.You can use this fall detector as a pendant around your neck or as a wrist strap so that you always have it on. The device is waterproof up to 1 metre for 30 minutes (IP67 standard), so it can be worn in the bathroom and shower when you might be most at risk of falling.Some systems aren’t as accurate as others:It’s important to understand that fall detection devices don’t register every fall, and you’re likely to trigger a false alarm at some point. Lone worker GPS Tracker If you do, make sure to learn how to cancel the alert so that it won’t send emergency help to your home.