Sex than physical exercise

5 years of October 24, chongqing university medical school in full, more than 300 clinical medicine, mass fertility professional students and teachers in there, waiting for early in the first "to chongqing international medical international BBS" two masters -- China sexology XuTianMing director, professor, the medical experts for they bring dr hexatech splendid speech. Although the two masters from the popular science knowledge seems to explain the whole process, but sometimes burst out in Orlando. Especially in free link, students than a hot, a sharp questions to master, masters and their resolve, and one scheduled for 2 hours to extend the speech for 30 minutes.More than 20 years of eight times for 10 days
"Feed, color also!" Professor xu by mencius in this famous words as his speech "and health", in the opening students thought he was scripted teach some textbooks have taught the people knowledge, one is unknown, but the global early as reference sexual frequency formula stimulated schoolmates' strong interest.
This formula is: sexual frequency (= age the first nine. For example a in twenty (20-29), he (she) sex formula for 2 x 9 = 18,18 can be seen as a combination of 10 and 8, i.e., for he (she) sex frequency for 10 days after 8 times sex, A thirty (30 ages to 39), he (she) sex for 3 x 9 = formula, and he (or she) for 20 days after seven times sex.
This formula for 20 years alone
Professor xu, immediately below the uproar caused many college students is calculated, and the frequency of sex, age, others think it is very practical. Frequency, "Although this formula is coarser, absolutely, but it is a very good reference number!" Professor xu laughed at this formula for 20 years old of the following persons without effect, also do not advocate international youth sexual life too.
Sex than physical exercise
Professor xu said, a lot of people to ask him how sex? Actually, in addition to refer to certain formula, you feel the most important. Happily, the harmonious sex on the body's immune system is very good, a good support even more than one effective exercise sex can achieve greater benefits. If both parties not feel tired, so the other's sex and is not appropriate.