14 Cancer Symptoms You Are Most Likely To Ignore

4. Sudden & Persistent Pain

You might not think much of a stomach pain that seems to come and go as it pleases, or a headache that presents itself once in a while. If you’ve been experiencing unexplained pain that doesn’t seem to go away, you might experiencing the first signs of cancer. Sometimes bone cancer or testicular cancer can cause pain. A headache that doesn’t get better after a long-time treatment may be a symptom of a brain tumor. Back pain may be a sign of cancer in ovary or colon.