Average climate in York, Nebraska. Based on data reported by over 4,000 weather stations. Tornado activity: York-area historical tornado activity is slightly above Nebraska state average. It is 123% greater than the overall U.S. average.
Normally a colon cancer can take from 7 to 10 years to develop from a polyp. That is why the recommendation for colonoscopy is every 10 years, unless there is a prior family history. However, with Lynch Syndrome (HNPCC) due to a genetic mutation a colon cancer can develop in as little as 1 to 2 years.
Colorectal Cancer. Most cases begin as polyps , which are small growths inside the colon or rectum. Colon polyps are very common. Some polyps can turn into cancer. But doctors can't tell ahead of time which polyps will turn into cancer. This is why people age 50 and older need regular tests to find out if they have any polyps and then have them removed.