''After speaking with those closest to me, I've come to realize that my health and my family's health comes before anything else,'' the four-time major winner said in a statement released by his management company. The 27-year-old McIlroy said this month that he and his fiancee, Erica Stoll, may consider starting a family ''in the next couple of years.'' Zika is a mosquito-borne virus which has been linked to severe birth defects and possible neurological problems in adults. The fourth-ranked McIlroy was scheduled to play for Ireland as golf makes its return to the Olympics for the first time since 1904. More...