Informal caregivers of patients with Amyotrophic Lateral Sclerosis (ALS) or Progressive Muscular Atrophy (PMA) face stressful demands due to severe impairments and prospect of early death of the patients they care for. Caregivers often experience feelings of psychological distress and caregiver burden, but supportive interventions are lacking. | A blended psychosocial support program for partners of patients with amyotrophic lateral sclerosis and progressive muscular atrophy: Protocol of a randomized controlled trial