Olympians face circulation woes in Beijing’s bad air-experts. Olympic athletes exposed to Beijing's polluted air face possible blood circulation problems which could affect their performance. [News Source]

Scientists reopen debate over GM food. Heading towards the market are potatoes with 33% more protein content, modified tomatoes that could be capable of protecting against cancer and peanuts without the chemicals that cause deadly nut allergies. [News Source]

Scientists still baffled at bee losses. Two years after bee colonies across the United States began disappearing mysteriously, scientists still don't know what has caused about a third of them to vanish - and why some places, like Northeast Georgia, have escaped the so-called Colony Collapse Disorder. [News Source]

Goelz farm: Going organic. Life for these cows, and the fifth generation of Goelzes to work this farm, is changing as radically as the American diet. [News Source]

Knowing the problem, searching for solutions. Despite the dire stakes, most Aspen Ideas Festival speakers on climate and sustainibility expressed a belief that humanity would solve the climate crisis. [News Source]

FDA reports more instances of illness caused by salmonella. The government yesterday increased the number of people reported being sickened in a record salmonella outbreak in which tomatoes are the leading suspect, although investigators are testing other types of fresh produce. [News Source]

FDA widens salmonella vegetable hunt. Adding to tomato confusion, the government is about to start testing numerous other types of fresh produce in the hunt for the source of the nation's record salmonella outbreak. [News Source]

FDA reports more cases of salmonella illnesses. The government on Saturday increased the number of people reported being sickened in a record salmonella outbreak in which tomatoes are the leading suspect although investigators are testing other types of fresh produce. [News Source]

Who cuts women’s lives short? We're now surrounded by a tremendous amount of food, and the cheapest options -- the dollar menu or calorie-dense snacks -- are the most fattening. [News Source]

Here’s concrete way to make state greener. The push to reduce greenhouse gases could reduce the need for lime, cut energy consumption and create new demand for the recycled waste products of some of the world's dirtiest industries. [News Source]

The Vitamin D Dilemma (Scoop.co.nz) Recent publicity surrounding the prevalence of vitamin D deficiency in New Zealand may be sending a confusing message and actually encouraging Kiwis to put themselves at unnecessary risk – say skin cancer experts. [News Source]

Mother’s Vitamin D Status During Pregnancy Will Affect Her Baby’s Dental Health (Medical News Today) Low maternal vitamin D levels during pregnancy may affect primary tooth calcification, leading to enamel defects, which are a risk factor for early-childhood tooth decay. [News Source]