Trump’s W.H.O. Exit Throws Smallpox Defenses Into Upheaval

Health experts see his retreat from international cooperation as disrupting the safe-keepers of one of the world’s deadliest pathogens.

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Are Childhood Vaccines ‘Overloading’ the Immune System? No.

Vaccines today are more efficient and contain far fewer stimulants to the immune system than some used decades ago.

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