ADHD Evidence Brief — February 2026 Week 4 (FREE)

This week we cover what you can do without medication — from exercise and sleep to mindfulness, omega-3, and digital therapeutics. Here are 5 evidence-based summaries on the latest non-pharmacological approaches. All content summarizes peer-reviewed research and does not recommend or prescribe any specific treatment.

Key questions in this issue

🏃 Exercise Improves Attention in Children with ADHD � Bedtime Routines Reduce Sleep Problems in ADHD Children � Mindfulness Training Helps Reduce ADHD Symptoms 🍎 Omega-3: Small but Significant Adjunct Effect � Game-Based Digital Therapeutics: An Emerging Adjunct Option

🏃 Exercise Improves Attention in Children with ADHD

📊 Meta-Analysis Grade B Frontiers in Psychiatry 2021

Study Meta-analysis of 15 RCTs (734 participants, ages 6–18 with ADHD)

Key Finding Regular moderate-to-vigorous exercise significantly improved attention (SMD≈-0.60) and executive function (SMD≈1.22)

Effect Size Attention SMD≈-0.60, Executive Function SMD≈1.22, Motor Skills SMD≈0.67

View Source (PMID: 34122131)

😴 Bedtime Routines Reduce Sleep Problems in ADHD Children

📊 Meta-Analysis Grade B J Attention Disorders 2022

Study Systematic review + meta-analysis (ages 6–12 with ADHD, 5 RCTs)

Key Finding Consistent bedtime routines, sleep hygiene education, and parent coaching significantly reduced sleep problems

Effect Size g≈-0.46

View Source (DOI: 10.1177/10870547221106239)

🧘 Mindfulness Training Helps Reduce ADHD Symptoms

📊 Meta-Analysis Grade B IJERPH 2022

Study Meta-analysis of 11 RCTs (ages 6–18 with ADHD)

Key Finding Moderate effect on ADHD symptoms, also reduced parental stress

Effect Size ADHD Symptoms g=0.77, Parental Stress g=0.40

View Source (DOI: 10.3390/ijerph192215198)

🍎 Omega-3: Small but Significant Adjunct Effect

📊 Meta-Analysis Grade B JAACAP 2011

Study Meta-analysis of 10 RCTs (699 participants, ages 6–17 with ADHD — still valid in 2024 reviews)

Key Finding High-EPA omega-3 showed small but significant effect on ADHD symptoms. An adjunct option, not a standalone treatment

Effect Size SMD 0.2–0.3 (small)

View Source (DOI: 10.1016/j.jaac.2011.06.008)

📱 Game-Based Digital Therapeutics: An Emerging Adjunct Option

📄 Review Grade C Cureus 2025

Study Comprehensive review of pediatric digital therapeutics (ages 8–17 with ADHD, focusing on EndeavorRx)

Key Finding FDA-approved EndeavorRx showed attention training benefits. Recommended as a complement to existing treatments

View Source (DOI: 10.7759/cureus.91592)

⚠️ Disclaimer
This information summarizes recent research findings and does not replace medical diagnosis or treatment.
Always consult a healthcare professional before making health decisions.