To understand bile duct cancer, it helps to know about the bile ducts and what they normally do. Bile is a fluid made in your liver and stored in your gallbladder. Your bile ducts are a series of thin ...

Having too little (a deficiency) of a specific vitamin or mineral can lead to health problems. Researchers have reported ...

Having cancer or taking care of someone with cancer can change your daily life. You may be trying to balance cancer care, family needs, and your work schedule or job duties. Knowing your rights can ...

Nicole E. Caston, PhD, MPH, is an associate scientist of Health Services Research in the Surveillance, Prevention, & Health Services Research (SPHeRe) department of the American Cancer Society (ACS).

In MPNs, too many blood stem cells (immature cells) in the bone marrow develop into mature blood cells. These extra cells build up in the blood and bone marrow over time. This condition usually gets ...

A neoplasm is an abnormal growth of cells in the body. It happens when the body’s normal process of making and replacing cells doesn’t work as it should. When a neoplasm forms into an abnormal growth, ...

HPV can be passed from one person to another by intimate skin-to-skin contact. It’s not spread through blood or body fluids. HPV can be spread to someone else even when an infected person has no signs ...

Consider sunscreen as one part of your overall skin cancer protection plan, year-round, especially if staying in the shade and wearing protective clothing aren’t available as your first options.

Ovarian cancer doesn’t have a single known cause, but several factors can raise or lower your risk. If you have a family history of ovarian cancer or an inherited gene mutation such as BRCA1 or BRCA2, ...

In 2026, an estimated 158,850 new cases of colorectal cancer (CRC) will be diagnosed, and 55,230 people will die from the disease in the United States. The Alaska Native population has the highest CRC ...

If you have bone cancer or are close to someone who does, knowing what to expect may be helpful. Here you can find out more about bone cancer, including types, risk factors, symptoms, and how tumors ...

If you are diagnosed with stomach cancer (gastric cancer), doctors will do exams and tests to help determine if it has spread, and if so, how far. This process is called staging. The stage describes ...