Article continues below advertisementAshley Parker Angel, who rose to fame as a member of the boy band group O-Town, is on a mission to help others feel their best selves. On Wednesday, February 11, High Level Science(R), a premium, medical-grade supplement brand co-founded by pop-culture icon and wellness advocate Angel and world-renowned master interventional cardiologist David G. Rizik, MD, FACC, MSCAI, and GNC, the worldwide leader in health and wellness, announced a new partnership.