Diabetes Prevention: What Actually Works Mr. Reddy's HbA1c was 6.2%—prediabetic. His doctor gave him a choice: start medication now or try lifestyle changes for six months. He chose lifestyle changes. Six months later: HbA1c dropped to 5.6%. Fasting glucose normal. Weight down 8 kg. No medication needed. The Three Pillars of Diabetes Prevention Pillar 1: Dietary Changes Replace refined carbs with whole grains: White rice → Brown rice, millets (ragi, jowar, bajra). Use the plate method: 50% vegetables, 25% protein, 25% carbohydrates. Pillar 2: Physical Activity 150 minutes moderate exercise per week reduces diabetes risk by 40%. Start with 10-minute walks after meals. Gradually increase to 30 minutes daily. Pillar 3: Stress and Sleep Management Target 7-8 hours quality sleep. Practice daily meditation or yoga. Chronic stress raises cortisol and increases insulin resistance. Key Takeaways for Doctors Focus on 2-3 changes initially, not everything at once 5-7% weight loss reduces diabetes risk by 58% Schedule follow-ups every 4-6 weeks initially Prevention is always better than treatment. And it's never too late to start.