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So the chemo can damage the follicles and may change its shape so that it produces a fiber of a different shape and it can also be even longer or thinner. So depending on its shape and its thickness, it will come in curly or it can also come in very straight. But very often it will come in thinner and that's because it's so thin it tends to curl up. So that's the reason why people who undergo chemo tend to have curly hair. In fact, the chemo also has the same sort of effect on other organs in the body. It shuts down for a period of time some of the stem cells are rapidly dividing stem cells elsewhere in the body and it takes a period of time for them to kick start back up again. And the next bit of trivia...