Polio Alert: Is Your Travel Vaccine Up-to-Date? CDC Issues Level-2 Advisory Global health authorities are once again sounding the alarm over polio, a disease many countries had hoped was nearly eradic...
A mutated H3N2 influenza A strain, known as subclade K, is causing significant flu activity in the US, surpassing early seasonal thresholds. K Subclade, a mutated strain of the influenza A H3N2 virus....