By Christiana McCausland
Health
The truth: By age 35 your bone strength has usually peaked, and by age 50 your risk of breaking a bone because of osteoporosis may be as high as one in two. But here's an important secret: Experts say smart lifestyle choices-from workouts to the right supplements-can greatly improve your odds of avoiding bone problems. What should you do right now? Just follow this age-specific game plan.