According to a year-long survey involving 200 men in Turkey, overweight men with big bellies can last an amazing five minutes longer during sex than slim men. For the study, the team from Erciyes University in Kayseri, Turkey, looked at the correlation between body mass index (BMI) and male sexual performance. On an average, men with a higher BMI lasted an average of 7.3 minutes in bed. The slimmer of the group barely lasted two minutes and were more likely to suffer from premature ejaculation. the research also found, according to the daily mail, that the bigger the mans cock the better. Commenting on the research, London based, cock whisper, Mr Cox said, “i agree!