text: Ebola survivor Paul Horace, 34, stands outside the JFK Ebola treatment center after recovering from the disease on October 13, 2014 in Monrovia, Liberia. Horace, an ambulance driver, spent a week at there recovering from the disease, which has an average 70 percent mortality rate. Ebola leaves survivors immune to the strain that sicked them. (Photo by John Moore/Getty Images