The Daily Routines of Fitness Instructors - The New York Times

How Long Does It Take to Get Fit Again? - The New York Times

The retro revival of home fitness books (no internet required)

The 24 Best Stretching Exercises for Better Flexibility

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How to Start Working Out - The New York Times

To The Lab — DEILAB

7 Stationary Bike Workouts to Fit Your Goals

The Secret to a Sustainable Workout Habit - The New York Times

9 Benefits of Personal Training