Dave Weigel of Bloomberg Politics reports that U.S. Senators Barbara Boxer and Dianne Feinstein, both of California, today released a letter that they sent to the state’s secretary for health and human services, calling for a change in personal exemptions to vaccines:

“California’s current law allows two options for parents to opt out of vaccine requirements for school and daycare. … They must either make this decision with the aid of a health professional, or they can simply check a box claiming that they have religious objections to medical care. We think both options are flawed, and oppose even the notion of a medical professional assisting to waive a vaccine requirement unless there is a medical reason, such as an immune deficiency.”

Read the full article here.