With recent headlines surrounding Andes virus cases, many people are wondering how to tell the difference between this rare infection and something much more common, like the flu. The challenge is that early Andes virus symptoms can closely resemble influenza, especially during the first several days of illness. Both conditions may cause fever, fatigue, body aches, and general flu-like discomfort. However, Andes virus can become much more severe as it progresses, making early recognition especially ...