TED-Ed: Why is it so hard to cure cancer? - Kyuson Yun

The video discusses the complexity of cancer, highlighting its various types and the challenges in finding a universal cure. Current treatments like surgery, chemotherapy, and radiation are explored, along with newer methods such as immunotherapy. The video delves into research challenges, including the limitations of lab-grown cell lines and the issue of clonal heterogeneity. It also examines the tumor ecosystem, cancer stem cells, and the adaptability of cancer cells. Despite these challenges, progress is being made, with mortality rates decreasing and new research tools emerging.

What role do cancer stem cells play in the recurrence of cancer?

How do cancer cells adapt to survive treatments like chemotherapy?

What progress has been made in cancer treatment since the 1970s?