An ear infection can present as a dull, persistent ache, and is sometimes accompanied by pressure, discharge, itching, fever or muffled hearing. In more severe cases, the pain can be sudden, sharp and ...

(THE CONVERSATION) When you’re sick with a fever, your doctor will likely tell you it’s a sign that your immune system is defending you against an infection. Fever typically results from immune cells ...

First, the bad news: Thanks to repeated drug exposure, climate change and air pollution, some infections are developing resistance to antibiotics, a problem that could have global repercussions as ...