Posted by
nash
on
August 5, 2010 |
No Comments
I was looking through some of the comments on the blog and thought I would address a few of them, as I imagine others would have similar questions. One reader wanted to know why some cancers are more fatal than others. For example, the five-year survival rate for prostate cancer is nearly 99%, while it is 4% for pancreatic cancer. There are several reasons for this. First, some cancers are by nature...
Posted by
nash
on
June 9, 2010 |
No Comments
Most people know that smoking is a hard habit to kick because smokers become addicted to the nicotine and habit. Equally sad is the tendency of young adolescents to start smoking for social and psychological reasons.
In a turn-around of sorts, it may be comforting to know that cancers can become addicted, too. Cancer cells have many different genetic changes, as well as changes in the expression of...
Posted by
rios
on
April 29, 2010 |
No Comments
Next to skin cancer, the most prevalent form of cancer in women is breast cancer. According to the American Cancer Society (ACS) the chance of developing breast cancer over a lifetime is less than 1 in 8. The most extensively used breast screening technique is an x-ray exam of the breast or mammogram. The ACS reports that organized mammographic screening reduces breast cancer mortality by more than...
Posted by
nash
on
March 9, 2010 |
8 Comments
I was just looking at a list of common cancers and the estimated number of deaths due to these cancers. I knew about the importance of many of them. For instance, breast, lung, prostate and rectal or colon cancers are all very common. However, I didn’t know much about the relative rates of any of these cancers, or the numbers of people that die from them.
Here are just some of the things that surprised...
Posted by
rios
on
January 29, 2010 |
5 Comments
Cell phone usage has increased dramatically in recent years, with the number of subscribers exceeding 3 billion subscribers worldwide. Numerous case-control studies have examined the possible correlation between long term use of cell phones (specifically, the electromagnetic radiation emitted by cell phones) and the incidence of brain tumors.
In the fall of 2009, the World Health Organization published...