Five Sex Positions to Help Prevent Premature Ejaculation || Happy Health Tips Researchers at the University of Waterloo in Ontario, Canada, did a special study. 10 volunteer couples were gathered to study their skeletal activity and biomechanics in public (infrared and nuclear magnetic devices) with 5 common postures and come to a conclusion——
Back in or side in, with the hip and thigh force, is the most economical spine snap posture.
What kind of posture is this? It can be displayed vividly and connotationally with a Japanese totem of "I love you".
According to the survey, the average time for men around the world is 5.4 minutes from entering the vagina to ejaculating. The definition of premature ejaculation is the time from the penis inserted into the vagina to ejaculation, generally less than 1 minute, which is primary premature ejaculation; or the ejaculation incubation period is significantly shortened, usually less than 3 minutes, which is called secondary premature ejaculation.
And judging the problem of premature ejaculation is not determined by one or two situations. Judging whether you have premature ejaculation or not is determined by regular sexual life in a period of time. Short term premature ejaculation is related to pressure, environment and mood. For example, it's just that in recent days, the work pressure is high, and it may be normal after this period of time. Therefore, we can't judge whether premature ejaculation or not blindly, which will produce psychological burden instead.