关于性交的次数,没有一成不变的规则,欲望是它唯一的尺度。因为男女双方或夫妇,除了性生理功能各有差别外,还要受到年龄、体质、体力、性格、职业、环境、感情、疾病等各方面因素的影响。例如年龄正处在青壮年、体质好、体力强、环境良好,夫妇感情笃热,又没有患上什么疾病,加上性欲又旺盛,即使性生活次数多些也无碍健康。反之,年龄大些,无论体力、体质都较差些,或 About the frequency of sexual intercourse, there is no immutable rules, desire is its only yardstick. Because both men and women or couples, in addition to differences in sexual physiology, but also by age, physical fitness, physical, personal, professional, environmental, emotional, disease and other factors. For example, the age is in young adults, good physical fitness, physical strength, good environment, the couple feelings Tuk fever, but also suffer from any disease, coupled with strong libido, even if more sexual life does not affect the health. On the contrary, older, regardless of physical strength, physical fitness are less, or