Medical experts, along with people on the autism spectrum, told PolitiFact that Kennedy’s portrayal was skewed.

Some have quit in frustration. The leading nutrition scientist at the N.I.H., Kevin Hall, recently resigned, saying he was ...

Robert F. Kennedy Jr., the Health and Human Services Secretary, has spoken several times in April about plans to find the ...

The health secretary said he would prioritize studies into environmental causes while harshly discounting other factors ...