The latest news on respiratory problems
But Middle East respiratory virus has high death rates among people with chronic illnesses
Study found too-high levels of formaldehyde in Brazilian Blowout solution
After Australia mandated such packaging in 2012, most users found cigarettes 'less satisfying'
Likelihood increases with illness severity, researchers say
But it's not easily spread and public should not panic, expert says
Researchers looked at children who had first-degree relatives with the autoimmune disease
With the right measures, even more lives can be saved, WHO says
Continued disease, quality-of-life issues remain more likely, study found
U.S. Forest Service measured pollution-busting impact of 'urban forests'
Infectious-disease experts went to Middle East to gather information on often deadly MERS virus