The flu can also cause a general feeling of fatigue or malaise, Ray says, as well as gastrointestinal issues like diarrhea ...

But people with norovirus won’t get the respiratory symptoms that are characteristic of the flu, like the congestion and ...

Mosquito bites aren't just pesky and annoying. They can also be dangerous. Some mosquitoes carry germs that can infect people bitten by them. In Massachusetts, some of the viruses that mosquitoes ...

Many different types of bacteria and viruses can cause pneumonia, but there is no easy way to determine which microbe is causing a particular patient's illness. This uncertainty makes it harder for ...