The average dog sleeps for about 12 to 14 hours per 24-hour cycle. Thatâs just the beginning, though. Puppies, who expend a lot of energy exploring and learning may need as much as 18 to 20 hours.
Although individual differences exist, the list below can provide some common hunger symptoms: 1  Feeling of emptiness in stomach. 2  Gurgling, rumbling or growling in stomach. 3  Dizziness, faintness or light-headedness. 4  Headache. Irritability, easily agitated.  Lack of 1  concentration. Nausea.
When your blood sugar is out of whack, you just don't feel well, says Cypress, and might become more short-tempered. In fact, high blood sugar can mimic depression-like symptoms. You feel very tired, you don't feel like doing anything, you don't want to go out, you just want to sleep, Cypress says.