Who are the Miao? Inhabiting the mountainous south and southwestern China, the Miao like to enjoy themselves during their happy holidays. They visit relatives and neighbors to sing, dance, and have big meals together. Holidays are especially a good...

I recently heard from a woman who told me that her gums bled frequently. She told me that she has blood in her mouth when she wakes up in the morning. She also said she couldn’t afford to go to the dentist. I told her that she must go. Chances are she...