Feb 19, 2026 · Appendicitis is a condition in which the appendix becomes inflamed, swollen, or infected, causing pain in the lower right side of your torso. People with appendicitis will need surgery to...

The appendix (pl.: appendices or appendixes; also vermiform appendix; cecal (or caecal, cæcal) appendix; vermix; or vermiform process) is a finger-like, blind-ended tube connected to the cecum.

Your appendix is a small organ in your lower right abdomen. Once thought to be useless, we now know it helps balance good and bad bacteria in your gut and supports your immune system.

Feb 18, 2026 · The appendix has long been thought to have no significant function in the human body. Located in the lower right abdomen, the appendix has long been considered a vestigial organ, …

Jan 18, 2025 · The appendix is a finger-shaped pouch that sticks out from the colon on the lower right side of the belly, also called the abdomen. Appendicitis causes pain in the lower right part of the belly.

Dec 10, 2025 · The appendix is a 3- to 4-inch-long, tube-like organ attached to the large intestine in the lower right abdomen. Appendicitis is when the appendix becomes inflamed.

Appendicitis is a medical emergency that happens when your appendix becomes sore, swollen, and diseased.

Jul 22, 2022 · The appendix is a finger-like tube in the lower right part of the abdomen. Its role has long been a mystery, but some experts believe they’re closer to understanding its function.

Sep 16, 2025 · The appendix is a small tube-like organ attached to the end of the large intestine, near where the small intestine meets it.

Appendicitis, or inflammation of the appendix, has many different causes. Learn about the causes, symptoms, diagnosis, treatment, surgery, and complications of appendicitis.