Many of cancer’s effects are visible — but the causes aren’t always so obvious. There are hundreds of different types of cancer, and far more causes. "Cancer-causing agents, known as carcinogens, can ...

Tracking diets for years, researchers found modest cancer risk signals tied to specific food preservatives, not preservatives ...

But new research may have found the key to answering the mysterious increase in colorectal cancer cases in young people — and ...

Ng's group has found that sugary diets — especially sugary drinks including soda, juice, and sports drinks — are associated ...

Some research suggests people with cancer may have an increased risk of folic acid deficiency, which may be due to cancer-related complications and treatments. Folic acid, also called folate or ...

A large-scale study has identified dozens of blood proteins linked to prostate cancer risk, some shared across populations, ...

Lifestyle factors usually take many years to influence cancer risk. Researchers don’t think they play much of a role in childhood cancers. A few environmental factors, such as radiation exposure, have ...

Cancer and cancer treatments may cause weight loss. Significant weight loss with no known reason can be a symptom of cancer. Cancer can change how the body uses energy and nutrients, which may cause ...

People who believed in conspiracies, were not vaccinated for Covid-19 or preferred alternative to conventional medicine were less able to correctly identify real and mythical causes of cancer. Many ...

Itching in and around the anus is just one symptom of anal cancer. Other symptoms include bleeding from the rectum or bloody stool. Anal cancer is considered rare compared to other forms of cancer.