Articles on Vaccination

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Families are increasingly seeking nonmedical exemptions to routine childhood vaccines, making communities more vulnerable to preventable diseases. FatCamera/E+ via Getty Images

Strict school vaccine mandates work, and parents don’t game the system − new research

When states prohibit parents from opting their kids out of vaccines for religious, philosophical or other nonmedical reasons, communities stay better protected against infectious diseases.
About 80% of parents currently choose to follow CDC guidelines to vaccinate their babies for hepatitis B at birth. timnewman/iStock via Getty Images Plus

Hepatitis B shot for newborns has nearly eliminated childhood infections with this virus in the US

Before universal vaccination for hepatitis B began in 1991, 18,000 children contracted the virus by age 10 each year, and most of them developed chronic illness and liver damage. Vaccination reduced those infections by 95%.
The FDA’s move comes as, for the first time in decades, guidance from federal health authorities and pediatric experts diverge. PeopleImages/iStock via Getty Images Plus

FDA approves updated COVID‑19 vaccines with new restrictions, potentially limiting access for healthy children

Healthy children may now only receive a COVID-19 vaccine ‘off-label’ – but in many states, pharmacists and other non-physicians may not be able to administer them that way.
Warning signage for suspected cases of measles is seen outside the main entrance of Woodstock General Hospital in Woodstock, Ont., on May 22, 2025. THE CANADIAN PRESS/Nicole Osborne

How falling vaccination rates are fuelling the antibiotic resistance crisis

Measles is a viral infection, so antibiotics don’t treat it directly. But it weakens the immune system, leading to bacterial infections like pneumonia or ear infections, which do require antibiotics.

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