The cancer biomarkers market is projected to grow from USD 19.07 Billion in 2024 to USD 55.17 Billion by 2031, driven by advancements in genomics and precision medicine. Biomarkers are crucial for early cancer detection, therapy response prediction, and disease monitoring, with applications in drug discovery, diagnostics, and personalized treatment. Key market segments include breast and lung cancer, genetic and protein biomarkers, and profiling technologies like NGS and liquid biopsy. Regulatory support, increased healthcare spending, and collaborative research are accelerating market growth.