SAVE 42%: The Waterpik Aquarius water flosser (white) is just $57.98 at Amazon, down from the normal price of $99.99. That's a savings of $42.01.

There are plenty of healthy habits that sound good on paper but feel less rewarding in real life. We know we should floss our teeth everyday, but when bedtime rolls around, flossing can sometimes feels like a task that can wait until tomorrow. If this sounds familiar, today's deal on a device that makes flossing easier could be perfect.