Fever blisters, also known as cold sores, are a common annoyance caused by the herpes simplex virus (HSV-1). These clusters of small, fluid-filled blisters typically appear on the lips or around the ...

We’ve all reached for over-the-counter medications to bring a fever down when we’re feeling under the weather. But what do you do if Tylenol doesn’t work or your fever returns when the medicine wears ...

Fever is the body’s natural response to infection, acting as a defense mechanism to help fight off viruses and bacteria. While it’s often a sign that your immune system is working hard, the discomfort ...

Feeling warmer than usual? Learn how to tell if you have a fever, what a fever might mean for you and your baby, and how to treat it.

Symptoms of rheumatic fever include arthritic pain around the joints, fever, fatigue, uncontrollable jerky movements, skin rashes, chest pains, difficulty breathing, and a faster than usual heart rate ...

Drug-induced fever can complicate antibiotic treatment and lead to unnecessary testing when cultures are negative, and ...