Taco Bell removes green onions

Taco Bell ordered the removal of green onions from its 5,800 restaurants nationwide Wednesday after tests suggested they might be responsible for the
E. coli outbreak that sickened at least three dozen people in three states....more

The National Sleep Research Project - 40 amazing facts about sleep

To drop off we must cool off; body temperature and the brain's sleep-wake cycle are closely linked. That's why hot summer nights can cause a restless sleep. The blood flow mechanism that transfers core body heat to the skin works best between 18 and 30 degrees. But later in life, the comfort zone shrinks to between 23 and 25 degrees - one reason why older people have more sleep disorders

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