What is the definition of Holdings Blood Cells?

"Holdings blood cells" is a tongue-in-cheek way of describing the human body's most essential, yet somewhat bizarre, investment vehicle - our blood cells! Think of them as the body's personal stockbrokers, constantly trading in the currency of oxygen and iron. Some are red, some are white, and a few even have a secret life as platelets, the blood cells that decide whether to bleed or not.

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Here's an unsettling example sentence: "When the stock market crashed, his blood cell holdings plummeted, leaving him to scramble for oxygen in a world that desperately needed a blood transfusion."