The stage of a cancer is how much and how far the cancer has spread in your body. Your doctor uses it to decide how to treat the cancer.

Your doctor might believe you have colorectal cancer based on the results of a routine screening test. Or you might have symptoms that could be caused by colorectal cancer. You will need certain exams and tests to be sure.

People with colorectal cancer often don't have symptoms right away. By the time symptoms start, the cancer may have grown or spread to other organs. Here's what you need to know.

Make a list of questions and bring them to your appointments. Write the answers down in a notebook. Make sure you ask how the treatment will change your daily life, including your diet, and how you will look and feel after treatment.

Tests help your healthcare providers learn more about your cancer. They can help show if the cancer has grown into nearby areas or spread to other parts of the body.

Lung cancer often doesn't cause symptoms in its early stages. In fact, many lung cancers don't cause symptoms until they have already spread.

Lung cancer is cancer that starts in the lungs. It has two main types: non-small cell and small cell.

Cancer and its treatment are hard on the body and spirit. After your recovery, try to look for joy and use your energy in positive ways.

Cognitive problems are common after cancer treatment. It’s often known as “chemo brain.” Some people describe it as feeling like “brain fog.”

Being a caregiver for a cancer survivor can be challenging. You may find that the issues are different from those during treatment. But cancer survivors can still have ongoing physical and emotional issues after treatment ends.