Food poisoning symptoms, which can start within hours of eating contaminated food, often include nausea, vomiting or diarrhea.Most often, food poisoning is mild and resolves without treatment.But some people need to go to the hospital. 1  Symptoms.ood poisoning symptoms, which can start within hours of eating contaminated food, often include nausea, vomiting or diarrhea.
Portsmouth, New Hampshire. For the city in Hampshire, England, see Portsmouth. Portsmouth is a city in Rockingham County, New Hampshire, in the United States. It is the only city in the county, but only the fourth-largest community, with a population of 21,233 at the 2010 census.
About Merrimack County. Merrimack County is a county in the U.S. state of New Hampshire which has two cities and twenty-five towns. In 2006 the population was 148,085. Its county seat is Concord. The center of population of New Hampshire is located in Merrimack County, in the town of Pembroke. Merrimack County was organized at Concord in 1823, and is named for the Merrimack River. It was formed by removing towns from northern Hillsborough and Rockingham Counties.