Sitting upright keeps your neck relaxed, your spine mobile, and your breathing free. However, the moment we slump forward or crane our heads toward a screen, tension builds quickly— neck muscles stiffen, the back tightens, and even breathing becomes restricted. Over time, a poor sitting posture doesn’t just cause aches and pains—it can quietly sap energy, cloud thinking, and undermine long-term health.
Spine care expert Zheng Yunlong told NTD’s “She Health” that prolonged sitting commonly leads to lower back pain and that poor posture can magnify discomfort and impair overall vitality.
