Chronic cold-like symptoms lasting longer than two weeks could indicate another underlying condition is messing with your immune system. The good news: Proper diagnosis and treatment can help.

Rhinoviruses cause most colds. Though symptoms of a cold and the flu are similar, the two illnesses develop at different rates, with colds often beginning slowly and the flu taking hold more quickly.

Is that lingering cough just a cold or something ... can be either acute or chronic, requiring different approaches to treatment. To help you decipher your symptoms, we consulted experts who ...

Adults get around two to three colds per year while children get six to eight. The flu is less common — one in five Americans get the flu each year — but symptoms like fever and fatigue can be ...

Chronic fatigue syndrome, also called myalgic encephalomyelitis (ME/CFS), can occur following many types of ...

A cold begins when a virus attaches to the lining of your nose or throat. A doctor can usually tell if you have the flu based on your symptoms, especially if it’s during peak season. Bird flu ...

We know that a cold is caused by a virus and hay fever by allergens in the atmosphere, but often the symptoms seem the same. To help navigate this seasonal confusion, we spoke with Dr Chun Tang ...

Are you starting to sneeze or wheeze? Here's how to know if you're experiencing seasonal allergies and ways to find relief.

Breathing cold air during winter can make asthma symptoms worse. Working with your doctor to develop an effective asthma action plan and following it is key to effective treatment. If you have ...

You may need a doctor to diagnose chronic sinusitis ... Sinus infections have similar symptoms as other ailments, such as the common cold or allergies. But what sets sinus infections apart ...

Medically reviewed by Sanja Jelic, MD Asthma and chronic obstructive pulmonary disease (COPD) are chronic respiratory (lung) ...

Rhinoviruses cause most colds. Though symptoms of a cold and the flu are similar, the two illnesses develop at different rates, with colds often beginning slowly and the flu taking hold more quickly.