How does tooth enamel last a lifetime?Tooth enamel is the hardest substance in the human body, but, until now, no one knew how it managed to last a lifetime. The authors of a recent study conclude that enamel's secret lies in the imperfect alignment of crystals.
Brushing your teeth may keep your heart healthyNew research finds that brushing the teeth three or more times a day significantly reduces the risk of atrial fibrillation and heart failure.
Health benefits of baking soda and lemon juiceBaking soda and lemon juice combinations have become a popular home remedy. Some people claim that baking soda and lemon juice can improve the skin, treat heartburn, and whiten teeth.