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Are there any proven benefits of electric toothbrushes over manual toothbrushing?

There is some very good evidence that replacing a manual toothbrush with an electric toothbrush can help in reducing plaque and the risk of gingivitis. The Cochrane Oral Health Group published a ...
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23andMe DNA Test is reliable?

I would like to start by saying that 23andMe performs its genetic test in CLIA certified laboratory. Processes like DNA extraction, purification, measurement can only be done under laboratory ...
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