aisle doesn't mean they're healthy. most are loaded with sugar. so after soothing your throat with a lozenge, be sure to brush well. whether the sugar comes from a cough drop or a hard candy, it reacts with the sticky plaque that coats your teeth. then bacteria in the plaque convert the sugar into an acid...
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, of all the metal contaminants, the reliability of methods for assessing recent exposure or body burden by biological methods is greatest for lead. in a steady-state exposure situation, lead in whole blood is considered to be the best indicator of the concentration of lead in soft tissues and hence...