Cold sores and angular cheilitis can look somewhat similar, but they’re two different conditions. Learn more.

The herpes simplex virus type 1 (HSV-1), which affects almost two‑thirds of the world's population and is generally ...

One-in-six patients treated with the modified virus as part of a clinical trial saw their tumors disappear completely.

Scientists are developing all sorts of potential new treatments to tackle the most difficult cancer cases—including some that ...

The 1978 cold case murder of California high school teacher Diane Peterson, who was stabbed to death, has been solved this year, officials confirmed.

University of Southern California researchers have found a way to rebrand this oft-embarrassing sore subject by genetically modifying HSV-1 and administering it to patients with treatment-resistant, ...

Cold feet are a common occurrence, with a variety of possible causes as well as home remedies to keep the feet warm. Read more.