Lymphoma is a kind of cancer that starts in the lymphatic system. In non-Hodgkin lymphoma, cells in the lymphatic system grow out of control. Learn more about many of the types and subtypes of non-Hodgkin lymphoma.
Some risk factors for non-Hodgkin lymphoma may not be in your control. Others might be things you can change. Knowing the risk factors can help you make choices that might lower your risk.
Non-Hodgkin lymphoma may not cause symptoms right away. When symptoms do appear, they can often seem like other health problems at first. Here's a look at what symptoms you might expect.
People who have AIDS are much more likely to get certain types of cancer than people without the disease.