Media Bias Fact Check (MBFC) publishes daily vetted fact checks from verified IFCN-approved sources. Each claim is independently reviewed for accuracy and context.
Claimant: Robert F. Kennedy Jr.
Claim: A “recent” study “just came out” that “very strongly supports” splitting the MMR vaccine into separate measles, mumps and rubella shots.
Rating: BLATANT LIE
Explanation: There is no credible new study showing that separating the measles, mumps and rubella vaccines would be safer. Vaccine experts said the evidence does not support splitting the combined MMR vaccine into separate shots.
Date: 08/20/2026
MBFC relies entirely on readers like you.
No corporate or political donors. Your support keeps our 10,000+ ratings 100% independent.
- Remove all ads instantly
- Members only content and ratings
- Support independent ratings
- Cancel any time — no strings
★ Go Ad-Free — from $3/mo ❤ One-Time Donation Data API Access
Last Updated on August 20, 2026 by Media Bias Fact Check