Thanks To these Navagraha doshas, people today deal with a variety of obstructions & hindrances of their life. In order to minimize and negate the malefic doshas or malefic affect of those planets, we accomplish several Pujas & Yagnas. Yet another etymology suggests that valga means "to paralyze" and symbolizes https://www.youtube.com/shorts/5VeSyP9JRw0