If you weigh yourself by standing on a bathroom scale, not liking the result, then balancing towards one corner to knock a few pounds off the dial, you are stuck in a previous century. Modern bathr… ...

The siren song of the scale will likely continue to warble after you've made the decision to stop weighing yourself. "It's a process, like with any other habit," says Hudnall.

When the instrument is powered up, it asks the user to place a 100 gram weight on the scale, which will then be used as a reference to control the voltage-to-weight scaling factor.