Today on (March 18, 2025) in the presence of the head of departments and lecturer a symposium entitled (Trends in aging), was presented by (Dr. Mervan Yousif Huseyin) from the Medical Microbiology department , Where it has been explained about, aging is still controversial question, and a lot of studies ans research focused  and dicussed the causes and hallmarks of aging, starting from genetic materials to mtDNA in Mitochondria in the cell, here we presented overview of the main causes and results of aging., At the end of the symposium the main cuases of aging are both active combination between genetic factors and environmental factors.