
1. Unexplained weight loss
Most people with cancer will lose weight at some point. If you experience unexplained weight loss of 4.5 kg or more (when you are eating like normal and not trying to lose weight) may be the first sign of cancer.
2. Unusual bleeding or discharge
Unusual bleeding on discharge can happen in early or advance cancer. Blood in the phlegm may be a sign of lung cancer. Blood in the stool (or a dark or black stool) could be a sign of colon cancer. Cancer of the cervix or the endometrium (lining of the uterus) can cause unusual vaginal bleeding. Blood in the urine may be a sign of bladder or kidney cancer. A bloody discharge from the nipple may be a sign of breast cancer.
3. Persistent indigestion or difficulty swallowing
If you have difficulty swallowing which comes with a pain and burning sensation, it may be signs of cancer of the esophagus (the swallowing tube that goes to the stomach), stomach, or pharynx (throat).
4. Change in bowel habits or bladder functioning
Persistent constipation, diarrhea or a change in the size of stools may be a sign of colon cancer.
If you experience pain when passing urine or change in your normal bladder function (such as a need to urinate more or less often than usual).
5. Noticeable change in a wart or mole or skin condition
Any changes of wart, mole or freckle in terms of color, size or shape; followed with itching and bleeding should be reported to a doctor immediately.
6. Fatigue
Fatigue is extreme tiredness and lack of energy that does not get better with rest. It may be an
important signal as cancer grows. It can happen in early stage of cancers like leukemia, or if the
cancer is causing blood loss, which can occurs in colon or stomach cancers.
7. Sores and ulcers that do not heal overtime
If your sores bleed and do not heal over a week, it may be a sign of infections or early skin cancer which includes areas such as in the mouth, on the genitals (penis or vulva) and on skin highly exposed to the sun.
8. Persistent cough or hoarseness
A cough that does not get well after more than three weeks may be a sign of lung cancer.
9. Thickening or lump in the breast or other parts of the body
If you notice any unusual lumps on your breast or other parts of your body, it may be a sign of breast cancer or testicular cancer. A lump or thickening may be an early or late sign of cancer.
10. Vomiting Blood
If you vomited blood and noticed blood, it may be bleeding of a stomach ulcer or irritation of stomach lining but it may be a stomach cancer.


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