Tag
Side-by-side product and habit comparisons.
The honest answer is that a well-used manual brush beats a badly used electric one. But the research does show a real average difference. Here is how to work out which side of that average you are on.
Fourteen mornings, written down as they happened — including the four days I nearly gave up and the one where I did it wrong and made my jaw ache.
The jolt when cold water hits is not the whitening working. It is a signal about the tiny channels running through the tooth — and once that lands, the whole category reads differently.
Both are traditional, both are fine, and the difference that matters is not the one the internet argues about. I used each for a month.
Two years, one thing at a time, notes kept throughout. Here they are in order, including the two I would actively tell you to skip.