ver wondered how many calories you've burned in a steamy bedroom session?

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Bondara's SexFit might look like an ordinary cock ring, but this sex toy promises so much more than 'better erections'.

Yup, it's also an activity tracer, which records statistics about performance, the number of thrusts per minute (because why not?) and even the calories you've burned.

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The new device comes with built in WiFi and Bluetooth connectivity, which means you can share those sexy figures (should you want to) with your shocked friends via Facebook.

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SexFit also vibrates, enabling you to set it at specific intervals, and has five glowing LEDs that light up when you hit a steady rhythm.

Which, if you ask us, just sounds distracting.

According to Engadget.com, it's worth mentioning that "the project isn't even at prototype stage yet, and there's always a risk the company might pull out before completion".

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Would you use the SexFit during your bedroom sessions?