Dr. Roger Klein, a clinical pathologist and former advisor to the CDC and the US Department of Health and Human Services, comments on the updated CDC guidelines for those who have received COVID vaccinations or have recovered from the virus. Klein, now with the Regulatory Transparency Project, argues that many of the precautions still being promoted (and, in some cases, mandated) may not be necessary still and also says there could be unintended consequences of continuing the current policies.