Colon Cancer (Colorectal Cancer)

August 22nd, 2009 August 22nd, 2009
Posted in Health
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Okay, now that tita Cory is with our Father in heaven already. Every body was curious of why or what was the cause of death of our yellow heroine. Well I managed to research about what this dreaded disease is all about and why it is a fatal and one very nasty killer.

What is cancer?

Cancer is a group of more than 100 different diseases. They affect the body’s basic unit, the cell. Cancer occurs when cells become abnormal and divide without control or order. Like all other organs of the body, the colon and rectum are made up of many types of cells. Normally, cells divide to produce more cells only when the body needs them. This orderly process helps keep us healthy.

If cells keep dividing when new cells are not needed, a mass of tissue forms. This mass of extra tissue, called a growth or tumor, can be benign or malignant.

Benign tumors are not cancer. They can usually be removed and, in most cases, they do not come back. Most important, cells from benign tumors do not spread to other parts of the body. Benign tumors are rarely a threat to life.

Malignant tumors are cancer. Cancer cells can invade and damage tissues and organs near the tumor. Also, cancer cells can break away from a malignant tumor and enter the bloodstream or lymphatic system. This is how cancer spreads from the original (primary) tumor to form new tumors in other parts of the body. The spread of cancer is called metastasis.

When cancer spreads to another part of the body, the new tumor has the same kind of abnormal cells and the same name as the primary tumor. For example, if colon cancer spreads to the liver, the cancer cells in the liver are colon cancer cells. The disease is metastatic colon cancer.

What is cancer of the colon and rectum?

The colon is the part of the digestive system where the waste material is stored. The rectum is the end of the colon adjacent to the anus. Together, they form a long, muscular tube called the large intestine (also known as the large bowel). Tumors of the colon and rectum are growths arising from the inner wall of the large intestine. Benign tumors of the large intestine are called polyps. Malignant tumors of the large intestine are called cancers. Benign polyps do not invade nearby tissue or spread to other parts of the body. Benign polyps can be easily removed during colonoscopy and are not life-threatening. If benign polyps are not removed from the large intestine, they can become malignant (cancerous) over time. Most of the cancers of the large intestine are believed to have developed from polyps. Cancer of the colon and rectum (also referred to as colorectal cancer) can invade and damage adjacent tissues and organs. Cancer cells can also break away and spread to other parts of the body (such as liver and lung) where new tumors form. The spread of colon cancer to distant organs is called metastasis of the colon cancer. Once metastasis has occurred in colorectal cancer, a complete cure of the cancer is unlikely.

What are the causes of colon cancer?

Doctors are certain that colorectal cancer is not contagious (a person cannot catch the disease from a cancer patient). Some people are more likely to develop colorectal cancer than others. Factors that increase a person’s risk of colorectal cancer include high fat intake, a family history of colorectal cancer and polyps, the presence of polyps in the large intestine.

Diet and colon cancer

Diets high in fat are believed to predispose humans to colorectal cancer. In countries with high colorectal cancer rates, the fat intake by the population is much higher than in countries with low cancer rates. It is believed that the breakdown products of fat metabolism lead to the formation of cancer-causing chemicals (carcinogens). Diets high in vegetables and high-fiber foods such as whole-grain breads and cereals may rid the bowel of these carcinogens and help reduce the risk of cancer.

What are the symptoms of colon cancer?

Symptoms of colon cancer are numerous and nonspecific. They include fatigue, weakness, shortness of breath, change in bowel habits, narrow stools,

diarrhea or constipation, red or dark blood in stool, weight loss, abdominal pain, cramps, or bloating. Other conditions such as irritable bowel syndrome (spastic colon), ulcerative colitis, Crohn’s disease, diverticulosis, and peptic ulcer disease can have symptoms that mimic colorectal cancer.

Diet and colon cancer to prevent colon cancer

People can change their eating habits by reducing fat intake and increasing

fiber (roughage) in their diet. Major sources of fat are meat, eggs, dairy products, salad dressings, and oils used in cooking. Fiber is the insoluble, nondigestible part of plant material present in fruits, vegetables, and whole-grain breads and cereals. It is postulated that high fiber in the diet leads to the creation of bulky stools which can rid the intestines of potential carcinogens. In addition, fiber leads to the more rapid transit of fecal material through the intestine, thus allowing less time for a potential carcinogen to react with the intestinal lining.

credits: MedicineNet

New Car Smell. Hmmm cancer.

May 30th, 2009 May 30th, 2009
Posted in Web/Tech
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It doesn’t matter if you’re driving a luxurious Lexus or a sensible Saturn, all new vehicles come with “new car smell” free of charge. Most folks love the odor, but few know what it is.

Well, here’s the bad news — that aroma is actually a collection of noxious fumes caused by the various glues holding the car’s interior together. And while collectively it may

smell good, it’s not at

all good for you.

ABC News explains that the new car smell may cause “headaches, sore throat, nausea, and possibly cancer.” The United States doesn’t have a law against the “volatile organic compounds” that cause new car smell, but some countries do. In the U.S., “new car interiors can contain 128 times the legal limit” in Australia.

So should a gas mask come free with every new car? Maybe, maybe not. This article from CNN reports that environmental groups are calling for new regulations in the U.S. Like all things government-related, this may take a while. In the meantime, new car owners should use solar reflectors, open their car windows, and park out of the sun when possible.

Suddenly, used cars never smelled so good.

Thanks: yahoo