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Worried about cancer

People worry about cancer for many different reasons. Perhaps someone close to you has been diagnosed. Or maybe you have symptoms you think might be cancer. We have information about the causes, risk factors, signs and symptoms.
What is cancer?

There are more than 200 different types of cancer. Each type has its own name and treatment.
Do I have cancer?
If you notice any changes to your body, it is important that you visit your GP. They may refer you to a specialist.
The lymphatic system

The lymphatic system helps protect us from infection and disease. Sometimes cancer cells can travel through lymph fluid to other parts of the body.
Signs and symptoms
It is important to know the common signs and symptoms of cancer. If you have any of the symptoms listed here, please see your GP.
Causes and risk factors
There are things that can increase your risk of getting cancer. Find out what these might be and the possible changes you could make to reduce your risk.
Screening
Screening helps find some cancers early so that they can be treated as soon as possible. It can also find changes in some cells before they become cancerous.
Family history, genetics and cancer risk
Some people are more likely to develop certain cancers because they have an inherited gene mutation. We have information about genetics and cancer risk.
Pre-cancerous and genetic conditions
Find out more about health conditions and gene changes that can increase your risk of cancer.

Symptoms by cancer type

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How we can help

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Online Community
An anonymous network of people affected by cancer which is free to join. Share experiences, ask questions and talk to people who understand.
Help in your area
What's going on near you? Find out about support groups, where to get information and how to get involved with Macmillan where you live.