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Warning Signs of Cancer

By

The Manual's Editorial Staff

Medically Reviewed Jul 2021 | Modified Sep 2022
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Some symptoms can be warning signs of cancer. Most of the time, people who have these symptoms don’t have cancer. But because cancer is more likely to be cured if doctors find it early, it's important to tell your doctor if you have any warning signs.

What are the warning signs of cancer?

Go to a doctor if you have these warning signs of cancer—treatment works best when started early:

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