A paper out of The National Research Centre for the Working Environment in Denmark says that indoor microbial exposure has been related to adverse pulmonary health effects.
This mold study investigates seasonal variation in exposures and their associations to temperature, relative humidity and air exchange rates, in Danish homes.
Among the items sampled in the year long study were culturable fungi and bacteria, and endotoxin.
Not surprisngly, indoor fungi peaked in summer and was lowest in winter
Temperature and air exchange rates were positively associated with fungi.
To read more the article, visit Appl Environ Microbiol. 2012 Sep 21.
Seasonal variation of indoor microbial exposures and their relations to temperature, relative humidity and air exchange rates.
Frankel M, Bekö G, Timm M, Gustavsen S, Hansen EW, Madsen AM.
The National Research Centre for the Working Environment, Lersø Parkallé 105, DK-2100 Copenhagen Ø, Denmark.