Word: epidemiologist
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...some health authorities believe it's worse. The health risks of obesity--diabetes, heart attack, high blood pressure and certain cancers, among others--are familiar to most Americans, but physical activity confers its own benefits "above and beyond what it can provide for weight control," says Harold Kohl, lead epidemiologist at the Physical Activity and Health Branch of the Centers for Disease Control and Prevention...
...most frightening aspect of avian flu has always been its astonishing virulence, but the human death rate in hard-hit northern Vietnam has fallen to 34% this year, down from almost 80% for the entire country in 2004. Good news? Not if you're an epidemiologist. Investigators for the World Health Organization (WHO) have raised concerns that even though the H5N1 bird-flu virus appears to be weakening, it may be adapting better to human beings?potentially opening the door to a flu pandemic...
...missed last year. But that wouldn't explain the difference between situations in Vietnam's north and in the south, where the death rate has remained high and infections have remained comparatively low. Either way, public-health experts are preparing for the worst. Says Dr. Peter Brown, a WHO epidemiologist: "If we wait until we definitely know there is a problem, it may be too late...
...Salah, a trained epidemiologist, says the value of the program is greater than the number of prevented cases. Health workers have created a game plan that can be applied to other scourges. "With this campaign, we have gathered a huge body of practical, field-tested methods on how to eradicate a disease," he says. "Once we develop vaccines for TB, SARS, HIV or malaria, we will be able to use these methods to add even more to the health of humanity...
...showed, for the first time, that blood-pressure rates among children and teens across the U.S. have inched up over the past 15 years--a consequence of their growing girth. "The increase was seen in boys and girls, among whites, African Americans and Mexican Americans," says Paul Muntner, an epidemiologist at Tulane University in New Orleans and the study's lead author. "As these children become adults, they're more likely to develop high blood pressure, heart disease and stroke...