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The winter stomach bug is back. Norovirus, a contagious virus that causes vomiting and diarrhea, has been surging in the Northeast over the past few weeks.
The 24-hour flu is usually a type of gastroenteritis, which is an inflammation of the intestines and stomach, says William Schaffner, M.D., an infectious disease specialist and professor at the ...
"Norovirus symptoms usually appear 12 to 48 hours after exposure, but temporary upset stomach symptoms appear much faster — within a couple of hours," Dr. Alhassani adds.
The imagined symptoms are as follows. In the first stage of the disease, toxins enter the body through the bloodstream, moving through the host until the host's body is taken over. Symptoms include: bloodshot eyes, messy pants, untrimmed toenails, ticklish rib cage, and loss of balance. After final stage, the host becomes a "zombie".
The symptoms of a norovirus infection make it easy for people to confuse it with the flu. "The symptoms of norovirus illness usually include nausea, vomiting, diarrhea, and some stomachcramping.
Signs and symptoms usually begin 12–72 hours after contracting the infectious agent. [15] If due to a virus, the condition usually resolves within one week. [18] Some viral infections also involve fever, fatigue, headache and muscle pain. [18] If the stool is bloody, the cause is less likely to be viral [18] and more likely to be bacterial. [19]
Sapovirus is a genetically diverse genus of single-stranded positive-sense RNA, non-enveloped viruses within the family Caliciviridae. [1] [2] Together with norovirus, sapoviruses are the most common cause of acute gastroenteritis (commonly called the "stomach flu" although it is not related to influenza) in humans and animals.
The norovirus, aka the "stomach flu," is continuing to circulate, causing more cases in the U.S. Here's what to know about symptoms, transmission and treatment.