Final answer:
Walking is a simple and low-impact form of exercise suitable for beginners that is less likely to cause leg tendon and muscle injuries. It doesn't require fancy equipment or stylish outfits, only a good pair of sneakers.
Step-by-step explanation:
The central idea of the paragraph is that walking is a simple and low-impact form of exercise that is suitable for beginners and less likely to cause leg tendon and muscle injuries. It doesn't require fancy equipment or stylish outfits, only a good pair of sneakers. Adding weights or speed walking can increase the benefits of a workout.