Serbia team celebrates a point during a women's volleyball semifinal match between the USA and Serbia at the Rio 2016 Olympic Games at Maracanazinho indoor arena in Rio de Janeiro, Brazil, on Aug. 18, 2016.
healthy gums. When we pull back our lips and look in our mouths, we see our teeth and a lining of gums that covers where the roots of the teeth meet the jaw bone. But from the bone at the depths to the gums at the surface, there's more going on than meets the eye.
1 Brush your teeth with enamel protecting toothpaste if you're using baking powder. 2  Brush twice or even three times a day to have healthy teeth. 3  Healthy teeth are usually whiter than unhealthy ones. 4  You should use a toothbrush with soft bristles so that your teeth don't get damaged.