As researchers increasingly rely on wastewater testing to monitor the spread of bird flu, some are questioning the reliability of the tests being used.
As national wastewater testing expands, Texas researchers identify bird flu in nine cities yahoo.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from yahoo.com Daily Mail and Mail on Sunday newspapers.
Americans spend 90% of their time inside, but the deadly effects of toxic indoor air have historically been an afterthought for both the public and health authorities.
Cost and availability will put protective materials out of reach for many. An analysis found that asthma-related emergency room visits in New York last week were highest in low-income neighborhoods.