To postpone the presbyopia, you should try not to get your eyes tired. However, this cannot be avoided. Getting presbyopia is a natural process, so the only thing we can do is to get reading glasses to help see clearly while doing some reading.
To postpone presbyopia, you should form a good habit of living habit. Don't stay up late and overuse your eyes. Keep nutritious diet and take more food high in Vitanmin A and C. Doing eye exercise everyday would also help. Remember to have your eyes examined regularly.