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An old movie called Quest for Fire opens with our ancestors seated by a fire, munching on a variety of foods. Large insects buzz about the flames. All of a sudden, one of our relatives shoots out his arm, clumsily grabbing an insect out of thin air. He stuffs it into his mouth, munches heartily, and continues staring…
There are two main reasons for concern about exercising during pregnancy. One is that it may reduce the baby's oxygen supply, since exercise, like other sources of stress, reduces blood flow to the uterus. Another risk is overheating. As we have already seen, fetal development is highly sensitive to temperature, and…
It is from a public health standpoint, rather than from knowledge of indipercent of pregnant wompr. i^ percent of pregnant women in the United States reported drinking alcohol in the month preceding the survey, and 3 percent admitted to at least one binge. (Alcohol consumption is notoriously underreported in this kind…
The creation of public programs to improve the health of women and babies began in nineteenth-century Europe, where governments found themselves in need of robust young men to fight their wars and expand their empires. Following a crushing defeat in the 1871 Franco-Prussian War, for example, France set up a series of…
And: Eating a lot of fish during pregnancy seems to produce smarter kids. A study of 135 Project Viva mothers and their six-month-old babies, published in 2005 in the journal Environmental Health Perspectives, found that greater fish consumption during pregnancy was associated with better infant cognition. The highest…
The Destruction of the Temple and Signs of the End Times 5 Some of his disciples were remarking about how the temple was adorned with beautiful stones and with gifts dedicated to God. But Jesus said, 6 “As for what you see here, the time will come when not one stone will be left on another; every one of them will be…
We last met the steroid hormone testosterone in fish and birds where it was rendering them more vulnerable to parasites by exaggerating their sexual ornaments. In recent years more and more evidence has been found that testosterone affects not just ornaments and bodies but also brains. Testosterone is an ancient…