intervention development Article 1 Behavior Therapy 1 Body Weight 1 Depression 1 Depressive Disorder 1 Diet Therapy 1 Exercise 1 Exercise Therapy 1 Female 1 Humans 1 Life Style 1 Male 1 Metabolic Syndrome 1 Middle Aged 1 ORBIT model 1 Obesity 1 Social Support 1 Weight Loss 1 Weight Reduction Programs 1 adult 1 affect 1 aged 1 behavior therapy 1 body weight 1 body weight loss 1 clinical article 1 clinical trial 1 community walking 1 controlled study 1