Core Viewpoint - The article emphasizes the importance of proper cancer screening methods, highlighting that routine health check-ups do not equate to effective cancer screening, which can lead to missed diagnoses of serious conditions like cancer [1]. Group 1: Cancer Incidence in China - In 2022, the estimated incidence of the top 10 malignant tumors in China included 1,060,600 cases of lung cancer, 517,100 cases of colorectal cancer, and 466,100 cases of thyroid cancer, among others [2]. Group 2: Cancer Screening Recommendations - The article discusses the release of the "Recommendations for Screening and Prevention of Common Malignant Tumors in Residents (2025 Edition)" during the National Cancer Prevention and Control Week, which outlines high-risk groups and the "gold standards" for screening for over 20 types of malignant tumors [3]. Group 3: Specific Cancer Screening Guidelines - For colorectal cancer, the gold standard for screening is colonoscopy, with recommendations for starting at age 45 and conducting annual fecal immunochemical tests or colonoscopies every 5-10 years until age 75 [6]. - For breast cancer, mammography is the gold standard, with screening starting at age 40 and recommended every 1-2 years [9]. - For lung cancer, low-dose spiral CT is the gold standard for high-risk populations, suggesting screening for those aged 40 and above with a significant smoking history [12]. - For liver cancer, serum alpha-fetoprotein (AFP) and liver ultrasound are the gold standards, with recommendations for screening men over 35 and women over 45 every 6 months [17]. - For esophageal cancer, the gold standard is endoscopy, with recommendations for high-risk groups to undergo screening every 2 years [26]. - For cervical cancer, the gold standard includes cytology and high-risk HPV testing, with specific age-based recommendations for screening [34]. - For prostate cancer, serum PSA testing is the gold standard, recommended for men over 40 with a good health status [44]. - For bladder cancer, urine tests and ultrasound are the gold standards, with annual screening starting at age 70 for general risk populations [47]. - For kidney cancer, ultrasound and urine tests are the gold standards, with annual screening recommended for those over 50 [51]. - For thyroid cancer, clinical neck examination and ultrasound are the gold standards, with annual checks starting at age 30 [54]. - For skin cancer, clinical skin examinations and biopsies are the gold standards, with recommendations for high-risk individuals to undergo regular checks [73].