You wait, you peek, you might even poke. You get through some fitful nights with your unusually fussy baby ... and ta-da! That first teeny-tiny baby tooth appears. But once those little pearly whites ...

The No. 1 chronic infectious disease affecting children isn’t colds or flu. It’s tooth decay – and it’s contagious. Decay can start as soon as teeth appear in the mouth. By age 5, about 60 percent of ...