Writing in the Accident Analysis and Prevention journal, a team from Tampere Institute of Technology reveals the results of a study in which 6000 people were asked if they had actually had any kind of accident - or had nearly had an accident - while using a mobile.
  yes. they are called wet dreams. when a man sleeps hes usually dreams about sex, so when you have sex you ejaculate in there dream they are having sex.
Premature ejaculation. Premature ejaculation is the most common ejaculation problem. It is where the male ejaculates too quickly during sexual intercourse. Many men are unsure about how long ânormalâ sex should last before ejaculation.A study looking at 500 couples from five different countries found the average time between a man putting his penis into his partnerâs vagina and ejaculation was around five-and-a-half minutes.here is no definition of how long intercourse should last. Occasional episodes of premature ejaculation are common and not a cause for concern. However, if you're finding that around half of your attempts to have intercourse result in premature ejaculation, it might help to get treatment.