孩子是否聪明健康,一方面取决于先天,如胎儿具有优秀的遗传素质、良好的胎内环境等;另一方面取决于后天,如生产过程顺利、营养适宜、身体强壮、环境良好、教育有方等。先天因素要注意什么呢?所谓优秀的遗传素质就要讲究优生,如有遗传缺陷的男、女应进行绝育;避 The child is smart and healthy, on the one hand depends on the innate, such as the fetus has excellent genetic quality, good fetal environment, etc .; the other hand, depends on the acquired, such as the smooth production process, nutritionally appropriate, physically strong, the environment is good, well-educated and so on . What to pay attention to the innate factors? The so-called excellent genetic quality should pay attention to eugenics, if genetic defects in men and women should be sterilization; avoid