CNN  —  Summary Experts warn extreme wellness challenges can create a cycle of dissatisfaction and perfectionism. Dr. Thomas Curran says some people pursue drastic regimens hoping for transformation after life changes. Dietitian Renee McGregor advises cscrutinizing influencers who may profit from wellness products they promote. Small sustainable habits like eating more vegetables offer more health benefits than extreme challenges. Focus on healthful behaviors rather than chasing perfection or