2.3. Feelings of Hunger and Appetite
tiredness
During the wake time in both conditions of sleep restriction, subjective feelings of hunger and appetite, as well as feelings of tiredness and stress, were assessed by a semi-quantitative symptom rating scale scored from 0, i.e., not at all, to 10, i.e., extremely, at 60 min intervals. Likewise, the general desire for foods, as well as the desire for hearty and sweet foods, were assessed using a semi-quantitative symptom rating scale [