A recent Swedish study sheds light on the key blood markers that correlate with exceptional longevity, paving the way for predicting who might live past 100. Researchers observed that maintaining a healthy balance in specific biomarkers related to metabolism, inflammation, kidney and liver function can significantly impact long-term survival prospects. These findings emphasize the importance of monitoring and managing these markers through lifestyle choices to promote healthy aging. The study highlights the significance of midlife health as a foundation for reaching a full century.