Current news When Belief Becomes Medicine: How Emotions Heal or Harm Your BodyA Stanford stu… By admin - April 13, 2025 0 4 🚨 When Belief Becomes Medicine: How Emotions Heal or Harm Your BodyA Stanford study demonstrated in 2018 that our beliefs literally shape our biology—in real-time. After participants had eaten a meal, their blood was measured for leptin, a hormone that signals fullness. One week later, researchers told some of the participants they had a gene that protects them from becoming obese–even if they didn’t. The participants were then given the same meal and their leptin measured again. The people who thought they had the protective gene produced two and a half times more of the fullness hormone—even though some of them didn’t have it. View Source