▪ Patients in their 20s increased by 26%, with rectal cancer cases in men doubling, women 2.5 times higher ▪Poor diet of young people living alone, early stress from heated competition could contribute to early-onset cancer ▪Rise in young cancer patients also linked to overdiagnosis from increased medical checkups ▪ But some experts say regular screenings essential for individuals with family history of cancer Cancer was a journey Kang Min-ji never thought she would take during her early 30s.