Dr. Polverino answers your most pressing questions about bronchitis, how contagious it is and when it may cause more serious medical problems.

Signs it's more than a cold include a sore throat, chills, diarrhea, nausea, and throwing up. Your body is likely getting ...

Coughing, wheezing, and struggling to catch your breath - bronchitis can turn a simple cold into something much more ...

Bronchitis and pneumonia can cause similar symptoms. But while bronchitis is an infection of the bronchial tubes, pneumonia is an infection in the alveoli.

Do you have a runny nose and nagging cough that has persisted for weeks but you've still managed to drag yourself to work and ...

"The signs and symptoms of a cold usually peak within 2 to 3 days of infection ... When the virus moves to the lower airways into the bronchi or the lungs, pneumonia or bronchitis can develop, which ...

The cold and flu are respiratory illnesses caused by different viruses. Some cold and flu symptoms may overlap, but there are ...

It can be hard to tell a cold and flu apart,” says Kisha Davis, MD, the director of the American Academy of Family Physicians ...

As the name implies, cough is the signature symptom, and it can go on for weeks. Whooping cough can develop into a more ...

If either you or your partner has a cold, there are several steps you can take to reduce the risk of spreading it: Practice ...

Bacterial infections causing pneumonia began increasing in the United States in late spring and have remained high, according ...

While it’s cold and flu season, “seasonal influenza activity remains ... pneumoniae-associated pneumonia or acute bronchitis, ...