Hi.. This is a quiet common problem faced among young men.. If you want to last longer there are couple of things that you need to follow.. One is imcrease the duration of foreplay and the second is by using squeeze technique.. Both these help in increasing delaying the ejaculation and helps to last longer.. Apart from these, improving the nutritional status, decreasing the stress, evaluation of presence of associated medical condition, vitamin supplementation will help you... Finally there are drugs other prescription medications that can also help you.. All the best..