Health Tip: Sit and Stand Up Straight
-- Your posture has a direct effect on your long-term health, the U.S. National Library of Medicine says.
Good posture means your spine is correctly positioned at three natural curves: your neck, middle back and lower back.
The agency says poor posture can lead to:
https://www.drugs.com/news/health-tip-sit-stand-up-straight-68183.html
