Many factors can cause a chronic sore throat, including allergies, smoking, and infections. In this article, we explore the possible causes and describe when to see a doctor.

Chronic or recurring yeast infections can affect your daily life. Learn what causes them and what you can do to treat and prevent them.

A chronic sore throat can appear as a common symptom of a viral or bacterial infection. It can also be related to other causes like a fungal infection, allergies, pollution, or tumors. Treatment ...

If you have any COVID symptoms, such as sore throat, fatigue, cough or fever, take a test to see if you have COVID. If you ...

Chronic otitis media (chronic ear infection) occurs when fluid behind your eardrum becomes infected and does not go away with antibiotics. Unlike swimmer’s ear that affects the external ear canal, a ...

Viral and bacterial infections and other conditions can result in pain on both sides or one side of the throat. Learn when to seek medical attention for throat pain.

Despite the protection of masks, the constant exposure to thick fumes and dust has led to severe health issues — from breathing difficulties to throat infections and from burning eyes to chronic ...

A sinus infection occurs when your nasal cavities become swollen, infected, or inflamed. Learn about the symptoms and how to treat them.

Long covid is not the only chronic condition triggered by infection Finding similarities between post-infectious illnesses could lead to better treatments ...

Patients are reporting a "razor blade throat" symptom — potentially due to the new "Nimbus" COVID variant — in which their throat feels as if they've swallowed shards of glass.