2min chapter

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77 | Azra Raza on The Way We Should Fight Cancer

Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas

CHAPTER

The Effect of Age on Cancer

The senescent cells, as you say, they're not the ones that are going to become cancerous. But they make all the cells around them more prone to it by weakening them in some sense. And one of the problems is that... I'll give you the example of the bone marrow in a normal healthy adult. By the time we are, let's say, 70 years old, this ratio changes so that 70% of it is now just empty space which is filled with fat cells and only 30% are active cells. So there is a big difference in age, but as I said, no age is really immune from it.

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