http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. Higher humidity levels indoors can significantly reduce the infectivity of influenza virus particles released by coughing, according to research published February 27 in the open access journal PLOS ONE by John Noti and colleagues from the National Institute for Occupational Safety and Health, Centers for Disease Control and Prevention. http://medicalxpress.com/news/2013-02-higher-indoor-humidity-inactivates-flu.html Diseases, Conditions, Syndromes Wed, 27 Feb 2013 17:00:10 EST news281206279 (Medical Xpress)—Influenza, commonly known as the flu, has distinct transmission patterns around the world. In temperate regions, influenza's occurrence peaks during the winter season, while in some tropical regions, the disease's occurrence tends to correspond with the rainy season. http://medicalxpress.com/news/2012-12-flu-common-winter-season.html Diseases, Conditions, Syndromes Thu, 13 Dec 2012 06:42:45 EST news274603359 (Medical Xpress)—Houses and other buildings used to grow marijuana indoors contain high levels of mold, which could pose a health threat to residents living there and law enforcement agents investigating them, according to new research from National Jewish Health. Industrial hygienist John Martyny, PhD, led a team that evaluated potential hazards including mold, pesticides, fertilizers, carbon dioxide, carbon monoxide, and THC, the psychoactive chemical in marijuana. http://medicalxpress.com/news/2012-09-indoor-marijuana-pose-healthy-threat.html Health Mon, 17 Sep 2012 09:04:18 EST news267091444 The Midwest is under an air quality alert for dangerous levels of mold. The Midwest mold count today is 60,000 – well over the 50,000 threshold that signals a dangerous air quality warning. http://medicalxpress.com/news/2012-09-dangerous-air-quality-issued-toxic.html Health Fri, 07 Sep 2012 09:02:09 EST news266227301 May is asthma awareness month, and with summer right around the corner, a study shows that doctors may be closer to understanding why patients with mild asthma have such difficulty breathing during hot, humid weather. The study, appearing in the June print issue of the American Journal of Respiratory and Critical Care Medicine, found that patients who inhaled an asthma drug before breathing in hot, humid air were able to prevent airway constriction that volunteers without asthma did not experience in the same environment. http://medicalxpress.com/news/2012-06-hot-humid-air-triggers-symptoms.html Immunology Wed, 06 Jun 2012 15:42:06 EST news258216012 Nose feel congested and stuffed up? Scientists from the Monell Center report that the annoying feeling of nasal obstruction is related to the temperature and humidity of inhaled air. The findings suggest that sensory feedback from nasal airflow contributes to the sensation of congestion. This knowledge may help researchers design and test more effective treatments for this familiar symptom of nasal sinus disease. http://medicalxpress.com/news/2011-10-nasal-congestion-physical-obstruction.html Diseases, Conditions, Syndromes Thu, 13 Oct 2011 17:29:54 EST news237745780 Anti-caking agents in powdered products may hasten degradation of vitamin C instead of doing what they are supposed to do: protect the nutrient from moisture. http://medicalxpress.com/news/2011-09-additives-meant-vitamin.html Health Wed, 28 Sep 2011 12:12:45 EST news236430747 Amsterdam, The Netherlands: A new study has shown that living in a river valley at low altitude can increase the risk of developing lung problems. http://medicalxpress.com/news/2011-09-damp-river-valleys-lung-problems.html Health Fri, 23 Sep 2011 18:47:02 EST news236022406 (AP) -- When it comes to the discomfort and health risks of the current heat wave, it's not just the heat or the humidity - it's both. http://medicalxpress.com/news/2011-07-humidity-conspire-discomfort-danger.html Health Thu, 21 Jul 2011 16:17:08 EST news230483814 The Tristate has experienced a stint of heat waves this summer which have not only included high temperatures but also high humidity that has made the air feel like a perpetual sauna. http://medicalxpress.com/news/2011-07-hot-humid-weather-affect-asthma.html Diseases, Conditions, Syndromes Thu, 21 Jul 2011 05:33:27 EST news230445157 (Medical Xpress) -- Many people keep their medicines in places that may be too hot and humid, or too cold, to keep them safe to use, new University of Otago research suggests. http://medicalxpress.com/news/2011-05-medicines_1.html Medications Tue, 31 May 2011 08:19:12 EST news226048733