For years, the “Make America Healthy Again” movement was driven by moms. Concerned about the safety of childhood vaccines and about chemicals in the food their kids were eating, they helped propel Donald Trump to the White House — and Robert F. Kennedy Jr. to the role of the nation’s top health influencer — with a message centered on fear for the next generation. Now, that next generation is here. Key takeaways A new group of young influencers is changing the face of MAHA. Gen Z Americans, with their low trust in mainstream medicine and other institutions, may be especially susceptible to MAHA messaging. Educators can teach young people to evaluate MAHA and other health claims, but it requires meeting Americans where they are. The latest MAHA advocates to gain public attention are women in their teens or early 20s. Lexi Vrachalus, 20, posts videos of her seed-oil-free, sugar-free meals, snacks, and shopping trips. In a post around Easter, she made her own Peeps with maple syrup and beef gelatin.…