When Melissa and Rudy Haberzettl's son Jacob was born in November 2006, he was perfect in every way -- full-term, healthy weight, and a champion eater. Like many new moms, Melissa was determined to follow doctor's orders: She breastfed Jake exclusively, put him to sleep on his back, never exposed him to cigarette smoke, and kept soft toys and bedding out of his crib. And Jake thrived. "He was such a happy baby, always looking around and cooing," remembers the Colorado Springs, Colorado, mom.
A baffling phenomenon known as sudden infant death syndrome is one
of the leading causes of death for children under one. Now, British
researchers say they may have found a contributing factor:
To the average person, swimming a mile in the frigid waters off Antarctica, diving more than 500 feet on a single breath, or climbing the world's highest mountains without the help of extra oxygen would be deadly.