Cells manage a wide range of functions in their tiny package — growing, moving, housekeeping, and so on — and most of those functions require energy. But how do cells get this energy in the ...

Cancer cells are cells gone wrong — in other words, they no longer respond to many of the signals that control cellular growth and death. Cancer cells originate within tissues and, as they grow ...

What does that mean? I'm still worried! A. If your baby is "following the curve" of the growth chart, she's paralleling one of the percentile lines on the chart, and the odds are good that her ...

"One mark on a growth curve means nothing," says Tampa, Fla., pediatrician F. Lane France, a spokesman for the American Academy of Pediatrics. "You're more interested in the trend. You'd like to ...