Sitting for long hours at a desk or on the couch can harm your health. One serious risk is Deep Vein Thrombosis (DVT), where blood clots form in the deep veins of your legs. Watch out for these causes ...

When your body cannot clot blood efficiently, internal bleeding may occur in the stomach, intestines, or urinary system. Gastrointestinal bleeding can cause blood in the stool, which may appear ...

Blood from colon cancer is more likely to be mixed into the stool than that from a haemorrhoid ... water turns red or you see ...

A blood clot’s main function is to stop excess bleeding. Although it is always believed that a blood clot is formed only at the site of an injury there are certain physiological factors that ...

A blood clot is a serious and potentially life-threatening problem. Usually starting in the legs, as part of a condition known as deep vein thrombosis (DVT), blood clots are particularly dangerous ...

Stool exam. You'll be asked for a poop sample to send to a lab. One reason is to rule out infections that could be causing diarrhea. Also, the lab will look for traces of blood that can't be seen ...