25-35 year old Boulder or Denver area residents and CU students, faculty, staff and alumni Planning to live in the Boulder/Denver area for next three months. Compensation: $100 for three meetings. Eligibility: 25-35 years old, not regular exercisers. No non-removable metal in body. Contact: 303-492-9549 or force.researchstudy@gmail.com (Please leave your name and a number where we can reach you).