NEW YORK (Reuters Health) – Children raised in homes heated by coal may suffer stunted growth from prolonged exposure to indoor air pollution, according to a study of families in the Czech Republic. By age 3, children who lived in households where coal was used for heat were about a half-inch shorter, on average, than those raised in homes that relied on other forms of heating fuel. The effect on growth was even greater for children exposed to both coal and cigarette smoke at home, according to the researchers, who report their findings in the Archives of Pediatrics & Adolescent...