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Cancer is a group of diseases that involve abnormal increases in the number of cells, with the potential to invade or spread to other parts of the body. [1] Not all tumors or lumps are cancerous; benign tumors are not classified as being cancer because they do not spread to other parts of the body. [ 1 ]
Cancer is caused by genetic changes leading to uncontrolled cell growth and tumor formation. The basic cause of sporadic (non-familial) cancers is DNA damage and genomic instability. [ 1][ 2] A minority of cancers are due to inherited genetic mutations. [ 3] Most cancers are related to environmental, lifestyle, or behavioral exposures. [ 4]
Constitutional Symptoms. Unexplained pain: Pain that persists, has no clear cause, and does not respond to treatment may be a warning sign of many types of cancers. Unexplained night sweats or fever: These may be signs of an immune system cancer. Fever in children rarely points to malignancy, but may merit evaluation.
Wear sunscreen. It may seem obvious, but sun protection is one of the easiest things you can do to dramatically reduce your risk for skin cancer, the experts say. "It is super important to use ...
This is a list of cancer clusters. A cancer cluster is a statistical event, which may or may not have a cause other than chance. There are other cancer clusters that occur without any obvious source of carcinogens. Childhood brain cancer, brain tumors, colon cancer, anal cancer, rectal cancer, breast cancer. Also nervous system damaged.
Researchers with the American Cancer Society (ACS) assessed rates of 34 different cancers among those born between 1920 and 1990, based on how many were diagnosed with or died of the disease from ...
The age-adjusted death rate from cancer per 100,000 inhabitants in 2004. [1] The epidemiology of cancer is the study of the factors affecting cancer, as a way to infer possible trends and causes. The study of cancer epidemiology uses epidemiological methods to find the cause of cancer and to identify and develop improved treatments.
Epstein–Barr virus infectious mononucleosis (Mono) Fever – usually lasting 14 days; often mild. Sore throat – usually severe for 3–5 days, before resolving in the next 7–10 days. Swollen glands – mobile; usually located around the back of the neck (posterior cervical lymph nodes) and sometimes throughout the body.