Word: whats
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Dates: during 1990-1999
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From about 2.5 million B.C. to, say, 100 years ago, the system worked fine. Only a tiny percentage of humans had unlimited access to food and no need to lift a finger on their own behalf. What happened to them? Picture Henry VIII. But over the past century or so...
What's becoming clear to scientists in the obesity business is that the body's energy-processing system involves not one or two but a maze of metabolic pathways. POMC, leptin and brown fat cells are part of the story. But nerve cells have also been implicated in weight regulation...
What has proved an unsustainable burden to the life of the planet is also proving unsustainable for the planet's dominant species. In China a recent shift to meat-heavy diets has been linked to increases in obesity, cardiovascular disease, breast cancer and colorectal cancer. U.S. and World Health Organization...
Giving these laws an extra push will be the rise of tropical megacities--huge, densely packed cities in less developed nations. A U.N. study predicts that by the year 2015, there will be 26 extremely big cities on the planet, and 22 of them will be in less developed regions...
Our greatest weapon against the bugs will always be our mind. Dr. Jeffrey Koplan, director of the Centers for Disease Control and Prevention, predicts that in the end, the fight will come down to the same old sleuthing methods that disease hunters have always used to find bugs and stop...