World Health Organization (WHO) Chief Scientist Dr. Soumya Swaminathan said there is no evidence currently available to support giving COVID-19 vaccine booster doses for healthy children or adolescents. “There’s no evidence right now that healthy children, or healthy adolescents, need boosters. No evidence at all,” she said at a WHO media briefing on Tuesday. Swaminathan, an Indian pediatrician and clinical scientist, acknowledged there is evidence of waning immunity overtime against the Omicron COVID-19 variant, which is highly contagious but has been less severe than previous variants. More research needs to be done to establish who needs booster doses, she said. WHO’s advisory group, the Strategic Advisory Group of Experts on Immunization (SAGE), will meet later this week to discuss how countries should provide COVID-19 vaccine boosters, she told reporters. “The aim is to protect the most vulnerable, to protect those at highest risk of severe disease and dying. Those are our elderly …