New Blood Test May Signal End Of Unpleasant Procedure

Hooray, the dreaded colonoscopy may become obsolete! According to CNN, scientists now have a blood test that can detect many types of cancer in their early stages.

It can detect common tumors of the ovary, liver, stomach, pancreas, esophagus, colorectum, lung and breast. CancerSEEK could cost under $500.

That's comparable to or lower than other typical screening tests..