Motility of the Check-cap's MD1 Colon Capsule in Subjects Following Colon Rectal Cancer Screening by Colonoscopy

Inclusion Criteria: * Male or female between 40 and 80 years of age * Subjects which are generally healthy * Subjects who were examined by colonoscopy during the previous 5 years period and can provide a copy of the report * Subjects who are ready to undergo the monitoring routine and commit to at least two experiments * Signed informed consent. Exclusion Criteria: * Subjects with advanced cancer or other life threatening diseases or conditions * Subject with known history of dysphagia or other swallowing disorders * Subject with known history of Gastrointestinal disease or symptoms, such as: Crohn's disease, Colitis, Inflammatory bowel disease (IBD), Meckel's Diverticulum, Bowen Hernia, Mega Colon, fistulas or other strictures (doctors' discretion). * Subject with known motility disorder or Chronic Constipation (less than 3 bowel movements/week) * Subject with known delayed gastric emptying * Subject with prior history of abdominal surgery that might cause bowel strictures leading to capsule retention, as determined by physician discretion * Subject with any condition believed to have an increased risk for capsule retention such as intestinal tumors, radiation enteritis, and incomplete colonoscopies due to obstructions or Nonsteroidal anti-inflammatory drugs (NSAID) enteropathy, as determined by physician discretion * Subjects with known sensitivity to iodine, or with kidney failure * Subjects with morbid obesity (Body Mass Index \> 35) * Subjects with belly / girth circu…