1. Time the starter’s gun in the races leading up to yours in order to have a sense when to push off.
2. Keep the entry clean! Minimize splashing.
3. Elbows should be pointed back not out to ensure maximum power.
4. Toe crunch your way to a better foot grip for maximum explosiveness.
5. Wrap your thumbs under the block to get extra power from your arms.
Watch as Michael Phelps crushes the 400IM world record for his first gold medal in the 2008 Beijing Olympics