The National Institutes of Health (NIH) is set to cancel or scale back more than 40 research grants focused on vaccine hesitancy and strategies to increase vaccine acceptance, according to an internal email obtained by The Washington Post.

The decision follows shifting funding priorities and has sparked concerns among public health experts.

The NIH has directed the termination of multiple research grants examining vaccine hesitancy and uptake, according to an internal agency email. The move affects more than 40 awards to researchers nationwide who aim to understand why vaccine acceptance has declined, The Washington Post reported.

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