Dr. Christensen expanded his expertise through advanced training at leading equine hospitals, including the renowned Hagyard Equine Medical Institute in Lexington, Kentucky, and Goulburn Valley Equine Hospital in Melbourne, Australia. He completed a one-year internship and later spent three years as an associate veterinarian at Desert Pines Equine Medical and Surgical Center in Las Vegas, where he gained extensive experience in equine diagnostics, lameness evaluation, and emergency horse care.