Nairobi, March 25 -- Increased urbanisation and adoption of western lifestyle including dietary habits, unhealthy lifestyles and increasing life expectancy is touted as the leading contributor of colorectal cancers.

If you are 45 years and above, regular screening is a crucial step in preventing and detecting colorectal cancer, especially when you may not experience any symptoms.

Here's what you need to know.

What is colorectal cancer and how common is it?

Also known as bowel cancer,it is a type of cancer that begins in the colon or rectum, both of which are parts of the large intestine. It usually originates from the growth of abnormal cells that form a tumour, and if left untreated, these cancerous cells can invade nearby tissues an...