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Colorectal cancer (CRC), also known as bowel cancer, colon cancer, or rectal cancer, is the development of cancer from the colon or rectum (parts of the large intestine). [5] Signs and symptoms may include blood in the stool , a change in bowel movements , weight loss, abdominal pain and fatigue. [ 9 ]
The Western diet, which is laden with ultra-processed foods, is a major cause of chronic inflammation. Experts recommend limiting ultra-processed foods and consuming natural and healthier foods ...
Some substances cause cancer primarily through their physical, rather than chemical, effects on cells. [32] A prominent example of this is prolonged exposure to asbestos, naturally occurring mineral fibers which are a major cause of mesothelioma, which is a cancer of the serous membrane, usually the serous membrane surrounding the lungs. [32]
Ulceration can cause bleeding that can lead to symptoms such as coughing up blood (lung cancer), anemia or rectal bleeding (colon cancer), blood in the urine (bladder cancer), or abnormal vaginal bleeding (endometrial or cervical cancer). Although localized pain may occur in advanced cancer, the initial tumor is usually painless.
From 2011 to 2019, incidence of colon cancer fell by about 1% annually, mainly among older adults. In people younger than 55, rates have been growing by 1% to 2% a year since the mid-1990s.
Colon cancer could become the leading cause of cancer deaths in the U.S. for people ages 20-49 by the year 2040, according to experts. (Yahoo News Photo Staff) (Yahoo News Photo Staff)
Colorectal cancer rates among individuals under 50, referred to as early-onset colorectal cancer (EOCRC), have been steadily increasing. According to the American Cancer Society, these rates have ...
Worldwide, HPV causes the second largest fraction of infection-associated cancers or 5.2% of the global cancer burden. [28] In the United States, HPV causes most cervical cancers, as well as some cancers of the vagina, vulva, penis, anus, rectum, and oropharynx (cancers of the back of the throat, including the base of the tongue and tonsils). [29]
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