When we hear about blood pressure, it's often in the context of hypertension — the "silent killer" that increases long-term risk for heart attacks and strokes. But there’s another side to the story ...

Beyond the classic symptoms of watery eyes and sniffles, there are more unusual ones, which can be mistaken for other things.

Check out our COLD stock chart to see a history of performance, current stock value, and a timeline of financial events & indicators for a full analysis today.

Biphasic anaphylaxis is a secondary anaphylactic reaction. Symptoms are often milder but still require medical treatment. Learn more here.