Facebook will target the anti-vaccination movement by penalizing groups, and pages that circulate vaccine misinformation, and reject all ads that do so, according to CNN.com.

The company will start by lowering the ranking of groups and pages that spread misinformation about vaccinations in its News Feed and Search options.

“These Groups and Pages will not be included in recommendations or in predictions when you type into Search,” Monika Bickert, Facebook’s vice president of global policy management, said in a statement.

She added that when ads that include misinformation about vaccinations are found, “we will reject them.” Ad accounts that continue to violate company policies may even be disabled.

Facebook won’t be disabling personal accounts that post misinformation about vaccines.

Read more at www.cnn.com