Have you ever wondered why the flu has a season?  There's been many different theories but a new study looks to have confirmed the reason - Humidity.According to new research, widespread transmission of the virus has to do with humidity levels. The research was published in a recent issue of the journal PLoS One.In temperate regions, such as North America and Europe, flu peaks during the winter season, when humidity is low. But in some tropical regions, influenza thrives during the rainy … [Read more...]