Doctors have been given another way to diagnose an uncomfortable stomach condition by using an electronic capsule that becomes a sort of mini-laboratory when swallowed.

Nearly the size of a large vitamin pill, the electronic device journeys along the gastrointestinal tract collecting data and transmitting it to a receiver worn on the patient's belt or around the neck

Researchers may have found a way for doctors to use vitamin D to fight colon cancer.

Vitamin D is needed to prevent colorectal cancer in its earliest states, but high doses of the vitamin produces large amounts of calcium, which can result in blood toxicity. It must therefore be obtained primarily through exposure to sunlight