Fall Alerts in the Bedroom and Bathroom, Without a Camera: How Radar Works

If you're considering any kind of home monitoring for a parent, there's a question almost every family asks eventually: does this mean a camera in their bedroom?

For BioAlign Care At Home, the answer is no — and the reason is radar.

Why the bedroom and bathroom are different

Most falls happen in two rooms: the bedroom and the bathroom. They're also the two rooms where almost nobody wants a camera, for obvious reasons. That's a real problem for most fall-detection systems, which lean on cameras to work.

BioAlign Care At Home solves this by using radar sensors instead of cameras in private rooms. They do the one job that actually matters there — knowing if someone has fallen or needs help — without ever capturing an image.

How radar actually works

A radar sensor sends out a low-power radio signal and reads how it bounces back. It can tell that a person is present, how they're moving, and whether someone has suddenly dropped to the floor — all from the pattern of the reflected signal, with no camera, no lens, and no image ever produced. It works in complete darkness and through light fabric, which is part of why it's well-suited to a bedroom at night.

In the BioAlign Care At Home system, radar sensors:

• Detect falls in the bedroom and bathroom, and alert the family
• Monitor overnight wellness — breathing, heart rate, and restlessness through the night
• Flag if someone is out of bed longer than expected, which can be an early sign of a fall or a medical issue

Where cameras come in — and where they don't

BioAlign Care At Home does use a camera, but only on the tablet itself, placed in a common living area — the room where your parent spends their day. That's where the system's walking and balance tracking happens, because that's where there's actually walking to observe. The video from that camera is processed on the device and never leaves the home.

Bedrooms and bathrooms stay camera-free, covered entirely by radar.

The privacy principle, in one sentence

Cameras live where your parent lives their day. Radar — not cameras — covers the rooms where they expect privacy. Nothing is streamed to a cloud, and nothing is stored as video footage anyone could pull up later.

What this means for your family

You get fall detection and overnight wellness monitoring in the two rooms where falls are most likely — without the thing most families are understandably uncomfortable with. And your parent gets to keep their bedroom and bathroom exactly as private as they've always been.

See it for yourself

https://homelite.bioaligncare.com/care-at-home — $39.95/month per household, 14-day free trial. The radar sensor kit is available in the store: https://bioaligncare.com/shop.

BioAlign Care At Home is a wellness and safety monitoring aid, not a medical device or emergency service. KinovaAI LLC · Fresno, CA.