What is metastatic breast cancer?

All breast cancers start in breast tissue. Some spread beyond the breast and nearby lymph nodes through lymphatic channels or the bloodstream or to other parts of the body, such as bones, brain, esophagus, liver, lungs or ovaries.

Cancer cells that invade nearby normal tissue are considered local or early stage disease. Cancer that spreads to nearby lymph nodes is considered regional or locally advanced.

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Are breast cancer survival rates meaningful?

lifetime risk of breast cancer death

Just because you can measure something, doesn’t mean that it is a good proxy from which to draw a conclusion.

In the case of web sites, one proxy used to measure “success” is an increasing number of page views over time. But if you redesign your site to make it easier for visitors to find what they are looking for, page views (per session) may decline. That would be a good thing, although it’s counter to the belief that more is better.

Turning to cancer, a similar counterintuitive proxy is “survival rate.”

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Managing breast cancer risk: the role of exercise

breast cancer and exercise

Modern society is a sedentary society.  You don’t need me to tell you exercise is important. You already know that.

Research, both epidemiological and cohort studies, suggests that exercise can help reduce the risk of some breast cancers, particularly for pre-menopausal women. Exercise also helps reduce the risk of recurrence for menopausal women, with possibly a more positive effect for estrogen receptor positive breast cancer.

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