Weighted vests can make walking harder but they don't build strength or bone--or burn more calories. Here's what they do and where they fall short.
A routine DEXA scan. An unexpected result. And one variable that's hard to ignore.....
New research suggests exercise reroutes glucose to your muscles, feeding them first and leaving tumors to starve.
Same genes. same health history. Ten years later, their brains had aged differently. Researchers traced the difference to one specific kind of exercise.