10 POINTS do you think he cheated?

ok i have been with my boyfriend since may 1st 07! long distance… have had unprotected sex…. i flew down to see him 3-4 times so we have been together for 9months and on dec 12 i had the gardisil shot and then on december 28th he was diagionsed with HPV (Genital Warts) and im still clean cause i went on the 28th also so does this mean he cheated on me