Causes of weight loss when you have gastroenteritis (more often called the stomach flu), the most common symptoms are vomiting and diarrhea you may also experience nausea, fever, stomach cramps, and exhaustion these symptoms can be caused by several different types of viruses, bacteria, or even parasites. Losing weight after stomach virus. And while you can expect to lose a little weight during an illness, losing too much isn't a good sign, dr beuther says "whether you're talking about the influenza or a gastrointestinal virus.
losing weight after stomach virus
Then i recently got a bad stomach flu and was down for the count for several weeks -- no appetite, nausea, etc, which was painful for someone who enjoys good food as much as i do! i'm finally recovered, and to my surprise found that i had lost 12 pounds in 3 weeks.
