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Flu; Flu / Influenza; Grippe; Influenza (Flu); Influenza and Colds 

Eyebalm; Ground Raspberry; Hydrastis canadensis; Orangeroot; Yellowroot 

Influenza, or flu, is a respiratory infection caused by a variety of flu viruses. The most familiar aspect of the flu is the way it can "knock you off your feet" as it sweeps through entire communities.
The flu differs in several ways from the common cold, a respiratory infection also caused by viruses. For example, people with colds rarely get fevers or headaches or suffer from the extreme exhaustion that flu viruses cause.
The Centers for Disease Control and Prevention (CDC) esti...

Goldenseal (Hydrastis canadensis) is a perennial herb in the buttercup family Ranunculaceae, native to southeastern Canada and the northeastern United States. It may be distinguished by its thick, yellow knotted rootstock as well as its large, rounded leaves.