Leaving a belly button infection untreated can lead to more serious complications, including sepsis, a life-threatening blood infection.

If stomach pain appears before, during or after meals, it could be related to gut issues. But, pain during sex or around your periods could mean something else.

“Pain in the right upper abdomen may reflect gallbladder disease, perhaps from gallstones,” Raufman said. If you notice pain in the lower quadrants of your stomach that persists and is sharp and ...