How We Found the Best Testosterone Booster. We started with a list of 214 testosterone boosters, found in their natural habitats on websites like Bodybuilders.com, BroScience, and The Art of Manliness. These supplements are marketed almost exclusively to men looking for that extra edge in the weight room, the bedroom, and the mirror.
1 These are common and often don't cause symptoms, but may lead to a small amount of blood in your stool.  sexually transmitted infections (STIs) â any sexual activity involving the anal area can spread STIs, which may sometimes lead to rectal bleeding.
1 White blood cells in the stool may be caused by inflammation of the intestines, such as ulcerative colitis, or a bacterial infection. 2  Rotaviruses are a common cause of diarrhea in young children. 3  If diarrhea is present, testing may be done to look for rotaviruses in the stool. Stool with a high pH may mean inflammation in the intestine (colitis), cancer, or antibiotic use. 2  Blood in the stool may be caused by bleeding in the digestive tract. 3  White blood cells in the stool may be caused by inflammation of the intestines, such as ulcerative colitis, or a bacterial infection.