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4. a liability or tendency to suffer from a particular condition, hold a particular attitude, or act in a particular way.
6. the enlargement of an organ or tissue from the increase in size of its cells.
7. a medical condition in which the bones become brittle and fragile from loss of tissue, typically as a result of hormonal changes, or deficiency of calcium or vitamin D.
10. What does eccentric mean in workout?
12. relating to or functioning as a skeleton.
14. A concentric contraction is a type of muscle activation that causes tension on your muscle as it shortens. As your muscle shortens, it generates enough force to move an object.

1. a disorder in which an organ or tissue of the body wastes away.
2. painful inflammation and stiffness of the joints.
3. the cytoplasm of striated muscle cells.
5. any of the elongated contractile threads found in striated muscle cells
8. relating to the body as opposed to the mind.
9. raise levels of physiological or nervous activity in (the body or any biological system).
11. relating to the anatomy, functions, and organic disorders of nerves and the nervous system.
13. exercises are exactly that; they are slow, lengthening muscle contractions that are for a specific muscle. For example, if you imagine slowly lowering yourself down to sit into a chair