Kelly Hertzog Kelly Hertzog, PDMT, CMT is a certified massage therapist with extensive training and experience in Pfrimmer Deep Muscle Therapy. She received her Pfrimmer training at the Pennsylvania School of Muscle Therapy after completing her initial massage training at the Berks Technical Institute. Kelly is also certified in Reflexology; training she received at Lehigh Valley Healing Arts Academy. She has specialized training in hot towel therapeutic massage, pregnancy massage, hot stone therapy, and Swedish massage. |