Each couple and individual is unique, but research provides clear guidelines:
Low to moderate distress: 8-12 sessions (2-3 months)
Moderate distress: 12-16 sessions (3-4 months)
High conflict: 18-26 sessions (4-6 months)
Infidelity recovery: 26-54+ sessions (6-12+ months)
Couples sessions are most effective offered at 70 min session length, over the typical 50-min session.