Magic Johnson contracted HIV through unprotected sex with a woman

. In November 1991, after discovering that he had tested positive for HIV during a physical examination before the 1991-92 NBA season, Johnson announced his immediate retirement from basketball

. Johnson stated in an article for Sports Illustrated in 1991: "I am certain that I was infected by having unprotected, sex with a woman who has the virus"

. Johnson also said, "Before I was married, I truly lived the bachelor’s life...as I traveled around NBA cities, I was never at a loss for female companionship"