Which of the following is a common symptom of West Nile Virus infection in humans?

Fever is a commonly recognized symptom of West Nile Virus infection in humans. This viral disease, which is typically transmitted through mosquito bites, often presents with flu-like symptoms, with fever being one of the most prevalent initial signs. The onset of a fever is indicative of the body's immune response to the viral infection.

In the context of West Nile Virus, while other symptoms such as rash, joint pain, and headaches may also occur, fever remains a primary symptom, often serving as a key indicator for healthcare providers when diagnosing infections. Understanding the typical presentations of West Nile Virus can assist in the early identification of the disease and lead to timely medical intervention.