Our blood contains a large proportion of the iron in our bodies. Because women lose blood during a period, they also lose iron. This means that they need more iron in their diet to counteract this.
As food passes through the GI tract, it mixes with digestive juices, causing large molecules of food to break down into smaller molecules. The body then absorbs these smaller molecules through the walls of the small intestine into the bloodstream, which delivers them to the rest of the body.
Increased survival rates for those affected by Breast Cancer. Also, a union of community that raises awareness aka non profits that raise money from walks and marathons, etc. On another positive level - it has increased awareness of this cancer to the public via self screenings and breast cancer screenings via mammagrams thus resulting in earlier interventions that in turn increase survival rates.
I know some of them.
For instance, blood cells, nerve cells, sperm cells, and egg cells.