Gun violence pressure on care: Costa Rica’s public hospitals recorded 9,970 firearm-related gunshot emergencies from 2020 through July 31, 2026—about one every 5.8 hours—showing how armed violence strains treatment, surgeries, rehab, and follow-up visits. Mental health genetics: A new look at schizophrenia in identical twins highlights the gap between high heritability estimates and less-than-expected twin concordance, pointing to factors beyond DNA like stress biology and brain development. Longevity and diet: Blue Zones researchers say everyday foods may matter—fava beans, olive oil, whole grains, tomatoes, and even Cannonau red wine—framing long life as a mix of habits, not one magic supplement. Screen-related eye strain: A reminder from ophthalmology groups: long device use can drive dry eyes, blurred vision, tearing, and headaches, with reduced blinking and blue-light exposure linked to discomfort and sleep disruption. Health policy update: A Costa Rica bill would ban conversion therapy practices aimed at changing or suppressing sexual orientation and gender identity/expression. Biodiversity and health links: A jaguar known as “Encanto” was photographed again on Costa Rica’s Osa Peninsula after nearly three years off camera, underscoring the value of monitoring healthy ecosystems. Public health and safety: Independence Day traffic closures start Monday evening in San José and affect commute routes as the torch relay moves toward Cartago.