Chap. XXXIX—Of the Joints.
All the joints of the human body become larger by bending, except that of the leg.
Chap. XL.—Of the Naked.
When a figure is to appear nimble and delicate, its muscles must never be too much marked, nor are any of them to be much swelled. Because such figures are expressive of activity and swiftness, and are never loaded with much flesh upon the bones. They are made light by the want of flesh, and where there is but little flesh there cannot be any thickness of muscles.
Chap. XLI.—Of the Thickness of the Muscles.
Muscular men have large bones, and are in general thick and short, with very little fat; because the fleshy muscles in their growth contract closer together, and the fat, which in other instances lodges between them, has no room. The muscles in such thin subjects, not being able to extend, grow in thickness, particularly towards their middle, in the parts most removed from the extremities.
Chap. XLII.—Fat Subjects have small Muscles.
Though fat people have this in common with muscular men, that they are frequently short and thick, they have thin muscles; but their skin contains a great deal of spongy and soft flesh full of air;
