Leptin is a hormone that helps manage appetite levels. If you are feeling lethargic or if you want to lose a little bit of weight, you may require more leptin in your system. Leptin works by informing your brain about how much you have in your fat reserves.
For most cases of food poisoning, symptoms tend to come on within one to three days of eating the contaminated food. However, for some types of food poisoning, this 'incubation period' can be as long as 90 days.
1) Food Poisoning. Food poisoning occurs when you eat food that is contaminated with bacteria. The bacteria build up toxins in the food that make you sick. Causes of food poisoning are poor sanitation or food being stored at the wrong temperature. How long diarrhea lasts: Usually less than 2 days.