Cancer Archive

Most cancer screening guidelines recommend an upper age limit to cease regular testing. But older adults should ask their doctor whether the benefits of continuing screening outweigh the risks, which may include unnecessary treatments and potentially dangerous complications.

An elevated GGT result can have several explanations, from supplements and pain relievers to underlying liver conditions.

A new prostate cancer diagnosis can trigger fears about future cancers. Explore how age, genes, treatment, and lifestyle may affect your risk.

One reason people eat yogurt is because it contains probiotics — beneficial bacteria and yeasts that improve digestion, provide protection from dangerous organisms, and boost the immune system. But not everyone likes the taste or texture of yogurt, so here are some other foods that offer the same benefits.

More than half of US adults over 60 have diverticulosis, a condition where part of the wall of the colon bulges outward and forms tiny pouches. Diverticulosis does not cause symptoms, but if a pouch becomes inflamed or infected it becomes diverticulitis, which can be mild or more serious.

Discover what dark vertical streaks on fingernails might mean, from benign nail pigmentation to signs of a more serious skin cancer.

A 2026 study of more than 91,000 adults found that uninterrupted sitting raised risk for death from cancer. Replacing prolonged sitting with light, moderate, or vigorous activity significantly reduced risk, suggesting frequent movement breaks may help counter harms of sedentary behavior over time.

As of August 2026, sunscreens in the United States will be allowed to use an ingredient called bemotrizinol. It blocks both UVA and UVB rays and it doesn’t appear to be absorbed into the bloodstream, unlike many sunscreen chemicals.

Early detection of colorectal cancer saves lives. Now there are more ways than ever to get screened (and fewer excuses not to). American Cancer Society screening guidelines now include colonoscopy, sigmoidoscopy, CT scanning, at-home stool testing, and blood testing.

Discover what bilirubin is, why levels rise on blood tests, and how liver, bile ducts, or red blood cells can each play a role in hyperbilirubinemia.