Click info-graphic to enlarge Winter is coming to an end and last Friday was officially the first day of spring (but if you're in England you probably didn't notice a difference; maybe the odd daffodil here and there but the weather is pretty much the same). So with the changes in weather comes cold & flu season, where it seems as if everyone's got a cold, and taking sick-days off school/work. Two scientists at the University of Helsinki: Harri Hemilä from Helsinki, Finland and Elizabeth Chalker from Sydney, Australia decided to study whether there are differences in the effect of zinc lozenges on different common-cold symptoms. Harri Hemilä from Helsinki, Finland and Elizabeth Chalker from Sydney, Australia decided to investigate whether there are differences in the effect of zinc lozenges on different common-cold symptoms. What are Zinc Lozenges? Zinc lozenges contain zinc acetate, when you suck on a zinc lozenge, zinc acetate breaks down to