ECG & Heart Health

Learn how to share ECG smartwatch readings with your doctor using REXQU’s free app, and why trend history beats a single reading.

The REXQU CardioCall is an ECG smartwatch with Bluetooth calling built in — on-wrist ECG, SpO2, and calls from one AMOLED watch.

Most heart-health watches pick ECG or blood pressure, not both. See how REXQU’s CoreX Pro and CardioSense compare on the two that do.

Most on-wrist ECG watches skip GPS entirely. The REXQU AetherX combines on-demand ECG with built-in GPS, blood pressure and blood oxygen tracking.

Is your ECG smartwatch actually shower- or swim-safe? See real IP67/IP68 water ratings across REXQU’s ECG lineup — and which model isn’t water-rated at all.

Compare REXQU’s four ECG smartwatch models by price, battery and display to find the best on-wrist ECG watch for you.

Can a smartwatch detect AFib? Here’s how ECG-capable watches like REXQU Infinity Pro actually work, what the research says about accuracy, and what they still can’t tell you.

The REXQU PulseBand records an on-band ECG with no screen to charge or check — here’s how a screenless ECG smartwatch actually works and who it’s for.