Spit not rinse': how I tested 20 electric toothbrushes (and became a toothbrushing pro)
Briefly

"In short, yes, electric toothbrushes are actually better. While you can get the same results with a manual toothbrush, most people won't, or not without spending a lot longer at the sink".
"A pressure sensor is the main feature to look for in electric toothbrushes. Pushing too hard dampens the vibrations and weakens performance, so it helps to have a built-in sensor".
Read at www.theguardian.com
[
|
]