Occupational Health Research at NIOSH The National Institute for Occupational Safety and Health (NIOSH) is the U.S. federal agency that conducts research and makes recommendations for preventing work-related injuries, illnesses, and deaths.1 The work by NIOSH protects the safety and health of the nation’s 155 million workers.2 NIOSH provides the only dedicated federal investment for research ne...

Swine flu is the present focus of the world. It affects millions of world population and result in many social impacts. This disease is caused by the novel H 1 N 1 influenza virus infection. The main manifestation of H 1 N 1 influenza is the acute febrile illness with respiratory signs and symptoms. The severe infection can result in lower respiratory tract involvement, respiratory failure, or ...