Stretching improves flexibility and energizes the body, but it is also important for good posture. Over our lifetimes, the constant downward pull of gravity and the dehydrating effects of aging cause us gradually to hunch our shoulders and—more alarmingly—to shrink. Regular stretching can help you achieve an upright and energetic posture and a vital, healthy, and pain-free body. source: stretching, Suzanne Martin
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