多吃高热量食物有助于生男孩

There has been a small but consistent decline, of about one per 1,000 births annually, in the proportion of boys being born in industrialized countries over the past 40 years.

在过去40年中，发达国家的男孩出生率一直以每年约千分之一的比率小幅下降。

In humans, going without breakfast may be interpreted by the body as signaling low food availability, since it depresses levels of blood sugar.

人在不吃早餐的情况下，血糖会降低，身体则会发出食物量不足的信号。

Although sex is genetically determined by fathers, it is known that high levels of glucose encourage the growth and development of male embryos while inhibiting female ones, although the exact mechanism is unclear.

虽然从基因上来说，孩子的性别是由父亲决定的，但大家知道，人体内葡萄糖含量较高能够促进男性胚胎的生长发育、同时会抑制女性胚胎的生长发育，但其中的具体原理目前还不清楚。

Mathews and colleagues studied 740 first-time pregnant mothers in Britain and found 56 percent of those in the group with the highest energy intake at conception had sons, compared with 45 percent in the lowest group.

马修及其同事共对英国740名生了第一胎的妈妈进行研究。研究结果显示，在受孕期间饮食摄入热量最高的那组妈妈中，有56%的人生了男孩；而摄入热量最少的那组只有45%的人生了男孩。