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MMR Vaccine and Autism Link

The claim that the measles-mumps-rubella (MMR) vaccine causes autism has been extensively researched and debunked by numerous epidemiological studies.

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2 results
Jan 11, 2026

What large-scale epidemiological studies have tested the MMR–autism hypothesis and what were their findings?

A substantial body of large-scale epidemiological research has tested the hypothesis that the measles–mumps–rubella (MMR) vaccine causes autism; the consensus of cohort, case‑control, time‑trend and m...

Jan 11, 2026

Andrew Wakefield was right about a potential association between MMR vaccination and abnormal proliferation of intestinal Peyer's patches

Andrew Wakefield’s 1998 Lancet paper suggested that the MMR vaccine might trigger a new “autistic enterocolitis” tied to intestinal changes; that claim has been subjected to intensive investigation an...