Transmission of Neurosyphilis from Person to Person. Neurosyphilis is considered infectious but is not transmitted from person to person. Generally, a disease like this is caused by an infectious agent and not spread between people.
On May 29, 1953, Edmund Hillary and Tenzing Norgay completed the first confirmed ascent of Mount Everest, which stands 29,035 feet above sea level.
On May 23, 2013 Miura again became the oldest person to reach the summit of Mount Everest at the age of 80. This achievement is listed in the Guinness Book of Records.[1] He also became the first person to ski on Mount Everest on May 6, 1970.