Inclusion Criteria:  Healthy Non-active (characterized by 60 minutes or less per week of formal exercise sessions) Ages of 18-45 Did not participate in RT in the past six months. Participants will be asked to fill out a health questionnaire. If they marked any of the items on the health questionnaire as positive (e.g., diabetes) they were asked to provide a medical clearance from a doctor. Signing a health declaration to participate in physical activity according to the government regulations  Exclusion Criteria:  Orthopedic or neurological conditions Diagnosis of co-morbidities Routine use of prescription medication Pregnancy Less than six months after childbirth