Concentric contractions: A concentric contraction is a type of muscle contraction where the length of the muscles shorten while undergoing tension. For example, when you pick up a curl bar and perform a biceps curl, the length of your biceps muscles shorten.
Blood in Baby's Stool. Babies can sometimes have blood in their stool that is caused by food allergies, a small anal tear or fissure, or even a temporary case of lactose intolerance. It might even be a drop of blood that came from a cracked nipple, which the baby then passed through his system.
So are pain and cramping, constipation or diarrhea, fatigue or weakness, narrow stools, nausea and vomiting. A bloody stool could be caused by gastritis, which is worsened by alcohol or caffeine consumption, and ... Intestinal ischemia is another potential cause of blood in stools ... Definition. A fecal occult blood test (FOBT) is a test to detect the presence of blood in the stool (feces). Reasons for Test. ... It may also used to detect blood in your stool if you are having abdominal pain, diarrhea, vomiting, decreased appetite, or other symptoms.