Health officials are concerned about West Nile virus. Mosquitoes in Joliet and Chicago tested positive. The Illinois ...

West Nile virus cases are rising across the United States. Public health officials are reporting more infections than usual.

The Lazio Region is strengthening its controls on the West Nile virus: new strategies and preventive measures are being ...

La Regione Lazio rafforza i controlli sul virus West Nile: nuove strategie e misure preventive per arginare la diffusione ...