Some years the flu vaccine works quite well. Other years it doesn’t. It has done a particularly poor job this year against the main flu virus. The CDC reported yesterday that this year’s flu vaccine has been just 18{04524d497bea0ade6defd1388b5c9b25998d95475e2938b4fa9d615e63ad1540} effective. The estimate for children is even lower. And … Read entire story.
Source: Harvard Health Blog