Why is there Ebola?

What type of person was Tomas Edison? Can one die of a burst vein? How long does it take a skin boil to heal? Can post menopausal women get cysts on their ovaries? A disorder of what gland affecting the mans ability to urinate? Under what circumstances are surgeries for cancer sometimes repeated? How do hookworm larvae cause an itch? Is there any help for a sociopath esp if they want to do better? How do you get rid of a raspy voice from smoking? What are the nasal passages protected by? After a hysterectomy why would you get bad pimples? Which type of muscle tissue makes possible movement of internal organs? I've had my period for 17 days. Should i be concerned No pains or anything just an elongated period. What could cause this? What are four common inhalants? Is anemia communicable disease? What does RBC 4.40 mean in a blood work? What is the Diva Cup used for? Does drinking water slow the heart rate? When was colon cancer developed? How do dental professionals avoid carpal tunnel musculoskeletal strain and other health issues?