About a half-dozen Democratic doctors and nurses ran for Congress. Some made opposition to Health Secretary Robert F. Kennedy Jr. central to their campaigns.

Calley Means, a top adviser to Health Secretary Robert F. Kennedy Jr. and a chief advocate for the Make America Healthy Again movement, resigned from his position with the Trump administration Thursday.

Calley Means, a key advisor to health secretary Robert F. Kennedy Jr. and central advocate for the “Make America Healthy Again” movement, is leaving the Trump administration.

Calley Means, who helped unite Robert F. Kennedy Jr. and President Trump, pushed food reforms but grew frustrated with stalled progress on the MAHA agenda.

The board that oversees the N.I.H. Clinical Center voted unanimously to support a statement accusing Health Secretary Robert F. Kennedy Jr. of undermining trust in the hospital’s work.

Democratic lawmakers are pressing HHS Secretary Robert F. Kennedy Jr. and EPA Administrator Lee Zeldin to explain what role they may have played in pardons granted by President Trump.

Some supporters of the “Make America Healthy Again” movement have begun to publicly turn against Health Secretary Robert F. Kennedy Jr. and the Trump administration.

Vaccine safety experts say more research into the side effects would be welcome yet question whether the health secretary’s effort will be grounded in science.

Health Secretary Robert F. Kennedy Jr.’s unexpected embrace of artificial intelligence has rankled some of his allies in the “Make America Healthy Again” movement