De somno et vigilia theses ad disputandum propositae

closely, and because a portion of the spirits has been dissolved through vigils and the labors of the day.

XLVI.

The subject body can supply almost innumerable differences of sleep. For there exist as many of these as there are temperaments, habits, ages, sexes, diets, and ways of life, customs of sleeping and waking, and finally the diverse constitutions of the whole body and individual parts.

XLVII.

Hence, sleep is one thing for the tempered, another for the intemperate, the hot, cold, humid, dry, etc.: one for the obese, another for the thin: one for the child, another for the old man: one for the exercised, another for the sedentary: one for the replete with humor or food recently or long since consumed, another for the empty: one for the sick, the febrile, the one suffering from inflammation, or with a crudity of the stomach or viscera, or otherwise afflicted, and whether in the beginning, increase, state, or decline of the disease.

XLVIII.

To these it will be permitted to add, if one wishes, other quasi-honorary differences, taken from the various adjuncts of sleep, namely from internal and external motions that occur while sleeping, as well as the position of the body, and the place and time in which sleep happens.

XLIX.

For some, occupied by sleep, dream nothing and enjoy a tranquil sleep; others, however, are disturbed by sleeplessness and have a turbulent sleep, which is again either annoying or pleasant, according to whether the visions of the dreams appear to the mind in the guise of evil or good.

L.

Furthermore, another sleep occurs with shouting, walking about