MURFREESBORO, Tenn., Sept. 3, 2024- The American Heart Association, celebrating 100 years of lifesaving service in 2024, has selected a fourth grader at Brown’s Chapel Elementary School to serve as a volunteer local Youth Heart Ambassador for the 2024-2025 school year. Eight year-old Bryant Narvaez of Murfreesboro, Tennessee, will work closely with the American Heart Association’s in-school programs, Kids Heart Challenge™ and American Heart Challenge™ to passionately inspire peers to adopt healthier habits for improved mental and physical well-being.