How often the best sex? This is probably a lot of people have had questions in mind. The U.S. scholars under the influence of age on sexuality law, summed up a 'sex frequency formula' - the age of first sexual frequency = number * 9. that is their own age, multiplied by ten digit 9, the product of ten digits from a sexual cycle is the last number of days, and was due a bit of sexual frequency. According to the U.S. Women's Health magazine, this formula applies to adults over the age of 20, such as a 25-year-old man, his (her) sex formula for 2 * 9 = 18,18 and 8 of 10 combination, that is for him (her) sex frequency of eight times within 10 days of life, over a frequency on which too frequently, may cause discomfort. The sex chart is below, Take a look at the chart and see if it matches with you ? ... ;)
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