Colton Underwood revealed his choice of abstaining from sex while he was growing up as a top football prospect led to years of bullying which made him question his sexuality.The 28-year-old former star of The Bachelor - who is currently in quarantine after being diagnosed with COVID-19 - talked candidly about his struggles finding himself as he matured.In an excerpt from his new book, The First Time, obtained by People magazine on Tuesday he said bullying began when he was in grade school in the small town of Washington, Illinois.Scroll down for video Revealing:Colton Underwood (seen in August 2019) revealed his choice of abstaining from sex while he was growing up as a top football prospect led to years of bullying which made him question.