# YOUR HEART RATE IN REAL-TIME

See accurate heart rate data while swimming

## Stay in the Right Zone

Establish your max heart rate when swimming, set your heart rate zones, train with accuracy, and race knowing your limits.

### HEART RATE SENSOR

Get accurate real-time heart rate captured from your temple via our integrated sensor onboard our Smart Swim 2 goggles.

### UNOBTRUSIVE FIT

Dial in a snug and comfortable fit to ensure the most accurate real-time heart rate data metrics.

### REAL-TIME HEART RATE

Continuously monitor your heart rate and adjust your effort as you swim in response to changes you see in your heart rate.

## White paper

Researching what’s the most accurate way to see real-time heart rate while swimming?

Explore the following white paper comparing FORM's Smart Swim 2 goggles against ECG and wrist-based heart rate monitors, including a technical deep dive into the science and research.

- FORM’s Smart Swim 2 goggles demonstrate an overall accuracy rate of 97% in monitoring an individual's true heart rate compared to an ECG chest strap.
- FORM’s Smart Swim 2 goggles exhibit an average deviation of +/- 4 beats per minute (bpm) in heart rate measurement compared to an ECG chest strap.
- In contrast, wrist-based heart rate monitoring displays a variance of +/-10 bpm compared to an ECG chest strap.

[Download White Paper](https://cdn.shopify.com/s/files/1/0216/5991/0208/files/FORM_Heart_Rate_White_Paper.pdf?v=1712791584)

## Smart Goggles & Free 1-Month Trial of Premium Features

[Shop Now](/content/products/smart-swim-2-goggles/index.html)