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?

Bonnie, a runner in her 40s, didn’t think twice when a mosquito bit her while she was mowing the lawn. When she started feeling sick and having headaches a few days later, she thought she had the flu, but her symptoms continued to get worse. She...

The mother of two young girls is worried about them catching fifth disease at school. She wants to know if it’s only contagious before the rash appears.

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