Some of them seem familiar and harmless until it's too late
Seek expert advice to rule out the worst case.
Frequent bouts of heartburn or persistent mild chest pain after eating may indicate esophageal cancer.
One of the most common symptoms of breast cancer (but not the only one) is a change in the shape of the nipples: they can become flat, retract into the breast or turn sideways.
Unusually heavy or painful periods or bleeding between periods can be a symptom of uterine cancer.
Red spots, hot or irritated breasts may indicate breast cancer.
Difficulty swallowing is most often associated with cancer of the throat or esophagus, but can also be one of the first symptoms of lung cancer. A hoarse voice and a feeling of pressure in the throat, as if someone is strangling you, can be signs of thyroid cancer.
Ovarian cancer is almost always painless, and is detected only by a change in the size of the ovaries and only when examined by a specialist.
Unexplained weight loss
If you haven't started exercising, haven't changed your daily diet, and the weight has started to decrease fairly quickly, this may indicate a possible colon cancer or other types of cancer associated with digestion. Liver cancer also starts with weight loss.
Aching pain in the abdomen, indigestion and colic can mean the development of a tumor in the liver or large intestine.
Shortness of breath
One of the first signs of lung cancer is sudden, for no apparent reason, shortness of breath. Thyroid cancer can also manifest through this symptom.
The most common sign of stomach cancer is pain in the upper or middle abdomen and frequent heartburn and gas in the abdomen.
Sudden constipation, diarrhea and a sudden change in the color of feces, if any of these symptoms continue for several days for no apparent reason, may indicate cancer.
In men, the most common early sign of prostate cancer is an inability to start urinating, as well as intermittent or painful urination when you have to squeeze out a little with effort.
Loss of erection
The second most common symptom of prostate cancer is loss of erection.
General weakness and fatigue can be a symptom of many diseases, but in combination with the other symptoms listed here, it always accompanies cancer.
Fevers and chills
Frequent fevers can be a sign of leukemia, which affects the bone marrow that produces white blood cells. In this case, your immunity drops rapidly.
Brown or black streaks, dots under the nails may indicate skin cancer, while swollen fingertips and curving nails indicate possible lung cancer. Pale or white, discolored nails indicate liver problems.
Do not diagnose yourself, but always with possible symptoms similar to cancer, contact a specialist for diagnosis without delay. Some cancers develop and progress very quickly.