Not healthy — but certainly a human service. Health and Human Services Secretary Robert F. Kennedy Jr. once texted disgraced journalist and alleged ex-flame Olivia Nuzzi about a lewd sex-act called “felching,” according to her jilted ex-fiancé. Ryan Lizza, 51, claimed he learned about “felching” only after combing through the salacious text messages and raunchy “poems” written to Nuzzi from RFK Jr. during their 2023-2024 emotional affair — sarcastically joking “Thanks Bobby,” in a revelatory