HOLIDAY CLOSURE & SHIPPING DELAYS: Sigma will be closed the 27 and 28 November 2025 in observance of the United States Thanksgiving holiday and Black Friday. Orders will resume shipping on 1 December 2025. We apologize for the inconvenience.
The effect of mindfulness-based interventions on caregiver burden, quality of life and psychological distress in caregivers of adults with chronic diseases: Systematic review and meta-analysis of randomized controlled trials - Online Course