Kazuko "Kaz" Aoyagi, Ph, D., founded the KAZ Personal Fitness Program in 1996. A full-time molecular biologist with 20 years of research in genetics and biochemistry, she understands the important interaction of drugs and chemicals (nutrients, contaminants, pollutants, additives, etc) on human genetic material and our well being. Kaz has successfully integrated her profession with her passion for personal fitness. She is certified by ACE (American Council on Exercise) and the University of California, Berkeley. She is also recognized as an Elite Personal Trainer by IDEA Health and Fitness Association and is an expert in lifestyle and weight management. She gives lectures on prevention of osteoporosis, effects of medicine and supplements on exercise and impact of human genome project at national conferences for fitness professionals.

Kaz's state-of-the-art fitness training is enhanced by her health and technology studies at MIT and her diverse background in dance aerobics, modern ballet, yoga, running (ranked the 3rd Master's Women in Northern California Pacific Track and Field Association Cross Country Race in 1995 and 1996), strength training and sports nutrition. Kaz is also active in community service including directing a volunteer science teaching program at Boys & Girls Club, giving free fitness seminars to various organizations such as the Leukemia Team in Training, the Association for Women in Science, as well as participating in local volunteer services.