8. Feeling fatigued no matter how much sleep you get.
Tiredness that doesn’t go away even if you are getting enough sleep. As the cancer grows and the body is trying to fight it off, extreme fatigue occurs. Furthermore, some cancers cause blood loss which contributes to feeling exhausted.
9. Pain in different parts of the body.
Blinding headaches may be a sign of a brain tumor. Unfortunately, body aches from cancer are the result of the disease metastasizing where it initiated.