How do I properly measure a road bike to ensure the best fit for my body?

To properly measure a road bike for the best fit, follow these steps:

1. Measure your inseam from the floor to your crotch.
2. Measure your torso length from your pubic bone to your sternum.
3. Use these measurements to determine the frame size that fits your body proportions.
4. Adjust the saddle height and position, handlebar height, and reach to ensure a comfortable riding position.
5. Test ride the bike to make sure it feels right for you.