Sex is so psychological, and the second you get in your head about it, everything can tighten and become worse,” says one ...

The researchers also studied fossils of extinct fishes dating back almost 400 million years and saw evidence that some of the oldest jawed fishes had bones with joint cavities for articulated ...

If polyps were found during your colonoscopy, they were most likely removed. If a polyp was very large, a biopsy or sample ...

After every meal, the intestines perform an action called peristalsis - moving food through their hollow interiors with coordinated contractions and relaxations of the smooth muscle.

After every meal, the intestines perform an action called peristalsis—moving food through their hollow interiors with ...

Paralysis. Fever. Convulsions. These are just some of the symptoms of a venomous snakebite. If you're lucky and live close to ...

If the cancer has spread to the muscles surrounding the colon, the doctor may opt for a colectomy. This involves removing part or all of the colon. There are two types of colectomy. In an open ...

The low carb diet thinned the mucus layer in the colon that protects against microbes. In the mice with E. coli, this allowed colibactin to reach colon cells. Colibactin is a genotixin – it ...

starts in the inner lining of the bladder but hasn’t spread to the muscle layer. Treatment may involve surgery, chemotherapy, or immunotherapy. Non-muscle invasive bladder cancer (NMIBC ...

Colon muscle problems. The muscles of your colon, part of your large intestine, may not work normally. The muscles may contract, or tighten too much. These contractions may move stool through your ...

Colon cancer occurs when cells in your large intestine grow out of control. Treatment can vary by the stage and type of colon cancer. Colon cancer is a type of cancer that starts in your colon (la ...

Medically reviewed by Robert Burakoff, MD Mucus in stool is normal, but it's not usually visible to the naked eye. When it is ...