Pam Pezzin of Freeport was walking in the woods on a winter day back around 1989 when she broke out in hives all over her body, including her stomach, arms, legs and face. Over the years, she continued to break out in bumps when it was cold outside, and she suffered from symptoms of asthma, too. She had a period of remission, but the reactions resumed about 10 years ago. (Yesterday)

PPG Industries has been selling house paint high in lead content in the African nation of Cameroon for years, and although it says it stopped production of that paint late last year, it has rejected a request that it recall or accurately label its lead paints now selling in stores there. (Yesterday)

Last year, Donate Life America, the nonprofit that advocates for people to donate their organs, reached an important, 5-year-old goal. (Yesterday)

It isn't often a cash-strapped local government can find a way to cut costs and at the same time improve the morale and productivity of its work force. The city of Pittsburgh has. The cost of providing health insurance to city employees rose nearly 16 percent from 2006 to 2007. (Yesterday)

We're increasingly made up of artificial parts. More than 2 million Americans have received implanted pacemakers or defibrillators, for instance. More than 100,000 use insulin pumps. And hundreds of people have received bone growth stimulators during spinal fusion surgery. (Yesterday)