2. A vessel approaching a blind bend in a river can sound one prolonged blast on the ships' whistle to alert any other vessels to its presence, if another vessel is nearby then they will respond with one prolonged blast on the ships' whistle.
Atrial fibrillation, known as AF or Afib, is an irregular and often very fast heart rate. This may cause symptoms like heart palpitations, fatigue, and shortness of breath. Treating atrial fibrillation is important because it may cause a stroke and negatively impact your quality of life.
Also known by the medical term fecal incontinence (FI), Accidental Bowel Leakage (ABL) is often associated with: 1  Having trouble holding a bowel movement. 2  Having solid or liquid stool leak when least expected. 3  Finding streaks of stool in the underwear.  Seeking out the restroom when out in 1  public. Avoiding specific types of foods.