夫妻在行房事时,除生殖器官的明显变化外,其他身体机能也会相应变化。 1.心率。心率加快是对性刺激做出反应的最明显标志,这可能是性唤起不可避免的反应。正常人平时的心率每分钟60～100次,性活动开始,心率即有所加快,其增加频率与性紧张度平行,尤其是在性高潮期,可达每分钟150次或更多。女性比男性的性高潮强度变化更大,因此心率增加更明显,但是个体差异 When the husband and wife practice their sexual intercourse, besides the obvious changes of the genital organs, other bodily functions will also change accordingly. Heart rate Increasing heart rate is the most obvious sign of response to sexual stimulation, which may be the unavoidable reaction of sexual arousal. Normal heart rate usually 60 to 100 times per minute, the beginning of sexual activity, heart rate that has accelerated, the increase in frequency and sexual tension parallel, especially in the orgasm, up to 150 times per minute or more. Women have greater changes in intensity than orgasm, and heart rate increases more significantly, but individual differences