Bright red blood usually means bleeding from low in the colon or rectum. Dark red blood usually means bleeding higher up in the colon or small bowel and black tarry stools (melena) is seen with bleeding from the stomach (ulcers, for example).
Bell's Palsy does make you feel fatigued and your strength should be back soon. You've had it for a month and a half now so give it some time. There isn't a cure for this so we sometimes try anything to help alleviate the pain or symptoms. Sometimes, it works.
About Bell's Palsy. Bell's palsy is a form of temporary facial paralysis resulting from damage or trauma to the 7th cranial nerve, one of the facial nerves. It is the most common cause of facial paralysis. Generally, Bell's palsy affects only one side of the face, however, in rare cases, it can affect both sides.