The study shall mainly help to better evaluate the performance the APDS device and secondly it may help to assess the potential of the future alpha version of the device to be a useful and effective for the detection of colon Polyps.

Primary objectives • To evaluate, in objective way, the usability of the future alpha version of the APDS device by testing the sensitivity and specificity of its results achieved from running it on the collected recorded videos of Colonoscopy screening tests of the general population.

Secondary objectives

• When the APDS would be ready for field installation (Beta Version), to install it in the Gastroenterology institute of the medical center, in order to evaluate, as part of a continuation study, the physicians satisfaction from the APDS performance.

Inclusion Criteria:

Subjects must meet all the - criteria related to regular colonoscopy according to the standard of care at the Gastroenterology Department of the selected center, _In addition the following - criteria have to be met to be eligible for the study:

1. Able to read, understand and provide written Informed Consent;
2. Females or males - older than 18 years old

Exclusion Criteria:

Any of the following colonoscopy related exclusion criteria will exclude the subject from the study:

• Bleeding disorder or unacceptable risk of bleeding
• Terminal illness or life threatening malignancy

Subjects shall be recruited by the investigator from within the investigator's patient population of colonoscopy. In this study one site will participate and enroll not less than 250 patients and up to 700 subjects according to the inclusion/exclusion criteria. Each subject (not less than 250 patients and up to 700 subjects) included will pass one regular colonoscopy screening test which will be recorded in the way which is described above.

Enrolled subjects that did not complete the full course of the study will be replaced.