If approved, Kennedy will control a $1.7 trillion agency that oversees food and hospital inspections, hundreds of health clinics, vaccine recommendations and health insurance for roughly half the country.

These parents believe in home-schooling and distrust food and drug companies. In Kennedy, they see “a bull in the china shop.”

In a letter to senators, Caroline Kennedy etches a damning sketch of her cousin, the latest condemnation Robert F. Kennedy Jr. has received from members of his family.

Robert F. Kennedy Jr. has said vaccines are not safe. His support for abortion access has made conservatives uncomfortable.

The hearing, which began at 10 a.m., will examine the worthiness of RFK Jr. to be Secretary of Health and Human Services. Watch the RFK Jr. confirmation hearing live on C-SPAN (Optimum channel 80, Spectrum channel 49).

Alexandra Sifferlin, a health and science editor for Times Opinion, hosted an online conversation on Wednesday with the Opinion columnist Zeynep Tufekci and the Opinion writers David Wallace-Wells and Jessica Grose about Robert F. Kennedy Jr.’s first of two confirmation hearings for secretary of health and human services.

Robert F. Kennedy Jr. will face the Senate for two days of confirmation hearings in a bid become the leader of Health and Human Services.

Robert F. Kennedy Jr. was confronted with a number of his baseless claims and a vexing abortion issue. But Republican senators treaded lightly.

What to know from Robert F. Kennedy, Jr.’s hearings before the Senate Finance Committee on Wednesday and the Senate Health, Education, Labor, and Pensions on Thursday.

Robert F. Kennedy Jr., President Trump’s pick to run the Department of Health and Human Services, squared off with Democratic senators for more than four hours in a contentious confirmation

RFK Jr. claimed he is not “anti-vaccine” and appeared unfamiliar with key aspects of healthcare insurance programs in his confirmation hearing.

In recordings obtained by Mother Jones, Robert F. Kennedy Jr. allegedly blamed his now-deceased second wife for his cheating.