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.
It is not always easy to tell that your symptoms have been caused by food because you can start feeling sick anywhere from hours to weeks after eating contaminated food. In serious cases, food poisoning can cause nervous system problems like paralysis, double vision or trouble swallowing or breathing. If severe symptoms or present, or the victim is a young child, elderly, pregnant or already ill, call or visit your doctor right away.