Thinking of leaving the world of manual toothbrushes behind and going electric? Smart move - an electric brush may be better at reducing dental plaque and gingivitis than that ancient toothbrush that's been sitting by your sink for months. Even better, Amazon's making it particularly easy to take the plunge. The Philips Sonicare Essence Sonic Rechargeable model is down to just $19.97 after you clip an on-screen coupon. This model is Amazon's best-selling electric toothbrush, and the reviews back up its popularity: The Sonicare Essence currently has a 4.4-star average on over 2,300 reviews. Grab this deal and start enjoying healthier chompers. 

Buy at Amazon: Philips Sonicare Essence Sonic Rechargeable Toothbrush for $19.97 after on-screen coupon (list price $49.99) 

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