Dr. Ian Tullberg from PureHealth Research explains that biological age measures how well the body functions and can be assessed using a calculator on purehealthresearch.com. Lifestyle factors such as smoking, drinking, exercise, and diet play a major role in determining biological age. To help improve health and lower biological age, he recommends supplements like the Liver Health Formula, Lymph System Support, and Blood Sugar Formula. Lastly, Dr. Tullberg highlights the importance of maintaining healthy habits to slow the aging process