If It’s Not the Flu, What Is It?

My child recently had the flu and two weeks later developed a bad case of croup. Is it the same virus lingering or is it something new?

If you have a productive cough, you might have bronchitis, which is inflammation and mucus buildup in larger airways.

A mother is concerned because her daughter has recently had a fever and a rash. She thinks her daughter had roseola and is concerned that she could spread it when she returns to school. She wants to know if roseola is contagious, and if so, how she can...

In rare cases, men may experience flu-like symptoms such as fever, runny nose, headaches and nausea after ejaculation. The symptoms can last for weeks. It’s called post orgasmic illness syndrome, and it’s an autoimmune response in which the body...

If you or your child has a stiff neck and increased confusion, you might have meningitis, which is when the menges around the brain and the spinal cord become inflamed, usually due to an infection.

Every year thousands of people suffer from a nasty cold, and sometimes it’s even followed by a serious sinus infection. Is this just a bad cold or is it the flu?