Common cold symptoms tend to affect the upper airways, like the nose, head, and throat. Learn how symptoms progress with a ...

Most cases of nocardiosis start out as lung infections, in which pus-filled cavities, or abscesses containing the bacteria, ...

Waking up with a spot on your lip is never a good feeling. Often cold sores or pimples are to blame, though telling the difference isn't always easy. They can look similar on the surface, but their ...

Cold sores are caused by the herpes simplex virus (HSV) which is often transmitted from person to person during kissing. Once it has infected the body, the virus lies dormant, generally being kept ...

Cold sores or fever blisters are a viral infection caused by the herpes simplex virus (HSV) – specifically, herpes simplex virus type 1 (HSV-1) that appear as fluid-filled blisters around the ...

So, what exactly are cold sores? According to Dr Kakai Kulabusia, a medical immunology specialist, these are small blister-like spots that appear in or around the outside of the mouth and are ...

Symptoms of COVID-19 include fever, cough, fatigue, headache, nausea, sore throat, runny nose and loss of taste or smell.

Here are eight medical conditions that can cause a sore throat on just one side and how to treat each case. 1. A cold or the flu A viral infection, like a cold or the flu, can cause lymph nodes on ...

COVID-19 is a viral infection, but other viruses can also cause sore throat. Rhinovirus, adenovirus, and coronavirus — viruses that cause the common cold — can infect nose and throat tissue ...