The breastfeeding article makes a lot of sense, actually. Cancers are simply cells or tissues that are unable to stop growing; if a tissue, such as a mammary gland, is exercised then the cells will wear out and be replaced more frequently, giving cancerous cells less chance to proliferate. More blood flow in the area buoys the immune system’s response to cancerous cells.
The breastfeeding article makes a lot of sense, actually. Cancers are simply cells or tissues that are unable to stop growing; if a tissue, such as a mammary gland, is exercised then the cells will wear out and be replaced more frequently, giving cancerous cells less chance to proliferate. More blood flow in the area buoys the immune system’s response to cancerous cells.