How long does it take to get sick when bitten by an infected mosquito?
Being bitten by an infected mosquito will not necessarily make you sick since most people who are infected with West Nile virus have no symptoms or experience mild illness. If illness were to occur, it would occur within five to 15 days of being bitten by an infected mosquito. top (15) Q: What should a person do if he/she thinks they have a West Nile virus infection? A: If a person has signs of severe illness, which include fever, severe headache, mental confusion, tremors, stiff neck, muscle weakness and confusion, he or she should seek medical care as soon as possible.