A new study reveals that pop stars are twice as likely to die at a young age than the rest of us.
Average age of death:
U.S. 42
U.K. 35
Life expectancy at birth:
U.S. 78.0
U.K. 78.7
A to Z Health Guide 2007
The scientific bulletin of the year may be the stem-cell breakthrough. But 2007 provided a whole alphabet of big medical news. TIME's A-to-Z guide reviews them
—By Coco Masters, Alice Park, Carolyn Sayre, Tiffany Sharples, Alexandra Silver and Kate Stinchfield
Pop Stars