How effective are flu shots, elderberries, echinacea, and cranberries? The U.S. Centers for Disease Control and Prevention (CDC) recommends that everyone over the age of six months get a routine flu shot every year, unless you have some sort of contraindication, such as an allergy to any of the vaccine’s components. CDC recommends getting vaccinated by the end of October, but it may even be beneficial when received in December or later. How effective are flu vaccines? It depends on the year, but, as you can see below and at 0:33 in my video Friday Favorites: Elderberry Benefits and Side Effect...

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