Jessica K. Lu is a biomedical engineer and PhD candidate at the National University of Singapore. She focuses on ageing research, combining wearable technology and biological markers to understand health changes over time. Her work includes developing practical guides for choosing wearable devices and leading studies that track ageing in diverse populations. Jessica’s research aims to make health monitoring more accessible and accurate for people living in the community. By blending engineering with medicine, she hopes to help individuals understand their biological age and improve their long-term health. Her work highlights the power of technology in modern ageing science.