Varicella zoster virus and safe in adults with Human Immunodeficiency Virus. Chickenpox-like rashes were recognised and described by ancient civilizations; the relationship between zoster and chickenpox was not realized until 1888. It was in 1943 that Ruska noticed the similarity between virus particles isolated from the lesions of zoster and those from chickenpox. In 1974 the first vaccine was introduced for chickenpox. Varicella zoster virus Varicella zoster virus or varicella-zoster virus (VZV) is one of eight herpesviruses known to infect humans. It causes chickenpox (varicella), a disease most commonly affecting children, teens, and young adults, and shingles (herpes zoster) in adults; shingles is
Technical school Technical school In the United States, a technical school is a two-year college that covers fields such as business, finance, hospitality, tourism, construction, engineering, visual arts, information technology and community work. The Association for Career and Technical Education is the largest U.S. education association dedicated to promoting career and technical education for youth and adults. Technical school is also the term used in the United States Armed Forces for the job specific training given immediately after recruit training. Though similar to the training provided by a two-year college, the training is much more concise, eschewing any coursework outside the minimum