But public health officials have also had to consider the risks if the public overreacts to a pandemic declaration.

VOA: special.2009.06.10

The head of the Lemuelson-MIT Award program says Doctor Selanikio's work has saved lives and strengthened the global public health system.

VOA: special.2010.05.03

The technology is helping public health services collect information to follow the spread of diseases and to better organize their work.

VOA: special.2010.05.03

In Washington, the Environmental Protection Agency on Monday declared carbon dioxide and other greenhouse gases a threat to public health.

VOA: special.2009.12.12

One of the researchers was Megan Moreno of the University of Wisconsin School of Medicine and Public Health.

VOA: special.2009.02.03

They and public health professionals in the United States are interested in a national campaign to persuade people to eat less salt.

VOA: special.2010.03.03

Kim Bertrand at the Harvard School of Public Health is an epidemiologist -- someone who studies the spread and control of diseases.

VOA: special.2011.04.28

To others,they are enemies of the public health in a time of what the World Health Organization calls a "global obesity epidemic."

VOA: special.2010.04.12

Doctor Supachai Rerks-Ngarm, who led the study for the Thai Ministry of Public Health,called it a scientific breakthrough.

VOA: special.2009.09.30

Republicans say the idea for a new public health plan to cover millions of the uninsured would hurt the private health care market.

VOA: special.2009.05.15

Elizabeth Klein,an assistant professor at the College of Public Health at Ohio State University,was the lead author.

VOA: special.2009.05.27

Lynn Goldman is an environmental health scientist at Johns Hopkins University School of Public Health in Maryland.

VOA: special.2010.05.26

But public health officials point out that flu viruses can return more aggressively after a few months.

VOA: special.2009.05.06

Public health officials are now advised to include the rotavirus vaccine in all national immunization programs.

VOA: special.2009.11.17

The United States declared a public health emergency to permit the use of federal money and the use of flu medicines in federal storage.

VOA: special.2009.04.29