A double stroke freestyle drill is a swimming technique used to improve stroke efficiency, breathing, and body rotation in freestyle. It involves taking two strokes with one arm before switching to the other arm.How to Do the Drill: 1. Start in a normal freestyle position. 2. Take two strokes with one arm while keeping the other arm extended in front. 3. Breathe naturally (usually on the second stroke). 4. Switch arms and repeat on the other side. 5. Maintain a steady kick to keep balance and pr