Grandma celebrates her 100th birthday in gym: Shares her one tip and supplement list that she credits for her longevity

Mary Coroneos, a centenarian, celebrated her 100th birthday at the gym. She inspires many with her fitness routine. Mary works out with trainers, focusing on strength and balance. Her regimen includes light weights and resistance bands. She emphasizes core strength and mobility. Mary enjoys the gym’s social aspect. Her active life and healthy habits contribute to her well-being.