100 years of HIV in humans HIV has existed among individual populations for approximately 100 years.

100 years of HIV in humans HIV has existed among individual populations for approximately 100 years, decades sooner than previously believed, wednesday in the journal Nature according to a report published, the LA Times reports levitra generic . HIV/AIDS was not regarded until 1981 formally, and scientists previously estimated its origin at around 1930. However, the new study, led by Michael Worobey of the University of Arizona, found the origin of HIV to end up being between 1884 and 1924, with a far more focused estimate at 1908.

10 percent of women infected with human papillomavirus by age 16 A fresh study by medical protection Agency estimates at least 10 percent of young ladies in England have already been infected with a number of strains of the human papillomavirus by the age of 16. The study will be discussed on the last time of the Health Protection Agency annual conference in Warwick. The study, the to begin its kind in England , investigated the proportion of females aged 10-29 years who got antibodies indicating they had been infected with HPV. Researchers tested blood samples from 1483 girls and ladies for types of HPV that may trigger genital warts and cervical cancer. Results display that from the age of 14, the chance of HPV infection boosts sharply.