Symptom Guide

Blood in the stool can appear as black stool, dark red stool, bright red stool or normal color stool (invisible to the naked eye). The symptom indicates a bleeding somewhere along the digestive tract, including the esophagus, stomach, small intestine, colon, rectum and anus. Bleeding may occur in one or…

Blood in the urine may appear as pink, red or cola-colored, which often indicate bleeding in the urinary tract, somewhere from the kidneys, ureters, bladder or urethra. Some people may also pass blood clots in their urine. For a mild bleeding that is invisible to the naked eye, blood can…

Gums are responsible for holding and protecting the teeth, bleeding gums can be a sign of gum disease, medically called gingivitis. The condition is often due to plaque formation on the teeth that produces acids and toxins to erode and cause inflammation of the gums. Besides plaque formation, other factors…