China's Mysterious Respiratory Illness Sparks Concerns and Questions

Chinese health officials have linked the recent surge in respiratory illnesses in the country, particularly among children, to known pathogens such as respiratory syncytial virus, adenovirus, influenza, and Mycoplasma pneumoniae. The World Health Organization (WHO) has requested data from China and will continue to monitor the situation, but experts do not believe the illnesses are caused by a novel pathogen. WHO advises people in China to take measures to reduce the spread of respiratory illnesses, including vaccination, maintaining distance from the sick, staying home when ill, and wearing masks when appropriate. Scientists outside of China are not concerned that the surge indicates a new global outbreak.